SELECT 
  cscart_settings_objects.object_id as object_id, 
  name, 
  section_id, 
  section_tab_id, 
  type, 
  position, 
  is_global, 
  cscart_settings_objects.name as description, 
  (
    CASE WHEN company_values.object_id IS NOT NULL THEN company_values.value WHEN storefront_values.object_id IS NOT NULL THEN storefront_values.value ELSE cscart_settings_objects.value END
  ) AS value 
FROM 
  cscart_settings_objects 
  LEFT JOIN cscart_settings_vendor_values AS company_values ON company_values.object_id = cscart_settings_objects.object_id 
  AND company_values.company_id = 1 
  AND company_values.storefront_id = 1 
  LEFT JOIN cscart_settings_vendor_values AS storefront_values ON storefront_values.object_id = cscart_settings_objects.object_id 
  AND storefront_values.storefront_id = 1 
  AND storefront_values.company_id = 0 
WHERE 
  1 
  AND section_id = 202 
  AND (
    FIND_IN_SET(
      'STOREFRONT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'VENDOR', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'ROOT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'ULT:STOREFRONT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'ULT:VENDOR', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'ULT:ROOT', cscart_settings_objects.edition_type
    )
  ) 
  AND cscart_settings_objects.type <> 'H' 
ORDER BY 
  cscart_settings_objects.position

Query time 0.00126

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "44.60"
    },
    "ordering_operation": {
      "using_filesort": true,
      "nested_loop": [
        {
          "table": {
            "table_name": "company_values",
            "access_type": "system",
            "possible_keys": [
              "PRIMARY",
              "storefront_id",
              "company_id"
            ],
            "rows_examined_per_scan": 0,
            "rows_produced_per_join": 1,
            "filtered": "0.00",
            "const_row_not_found": true,
            "cost_info": {
              "read_cost": "0.00",
              "eval_cost": "0.20",
              "prefix_cost": "0.00",
              "data_read_per_join": "24"
            },
            "used_columns": [
              "object_id",
              "company_id",
              "value",
              "storefront_id"
            ]
          }
        },
        {
          "table": {
            "table_name": "storefront_values",
            "access_type": "system",
            "possible_keys": [
              "PRIMARY",
              "storefront_id",
              "company_id"
            ],
            "rows_examined_per_scan": 0,
            "rows_produced_per_join": 1,
            "filtered": "0.00",
            "const_row_not_found": true,
            "cost_info": {
              "read_cost": "0.00",
              "eval_cost": "0.20",
              "prefix_cost": "0.00",
              "data_read_per_join": "24"
            },
            "used_columns": [
              "object_id",
              "company_id",
              "value",
              "storefront_id"
            ]
          }
        },
        {
          "table": {
            "table_name": "cscart_settings_objects",
            "access_type": "ref",
            "possible_keys": [
              "section_id"
            ],
            "key": "section_id",
            "used_key_parts": [
              "section_id"
            ],
            "key_length": "4",
            "ref": [
              "const"
            ],
            "rows_examined_per_scan": 58,
            "rows_produced_per_join": 52,
            "filtered": "90.00",
            "index_condition": "(`eshopuga_upgr_4122`.`cscart_settings_objects`.`section_id` <=> 202)",
            "cost_info": {
              "read_cost": "33.00",
              "eval_cost": "10.44",
              "prefix_cost": "44.60",
              "data_read_per_join": "41K"
            },
            "used_columns": [
              "object_id",
              "edition_type",
              "name",
              "section_id",
              "section_tab_id",
              "type",
              "value",
              "position",
              "is_global"
            ],
            "attached_condition": "((find_in_set('STOREFRONT',`eshopuga_upgr_4122`.`cscart_settings_objects`.`edition_type`) or find_in_set('VENDOR',`eshopuga_upgr_4122`.`cscart_settings_objects`.`edition_type`) or find_in_set('ROOT',`eshopuga_upgr_4122`.`cscart_settings_objects`.`edition_type`) or find_in_set('ULT:STOREFRONT',`eshopuga_upgr_4122`.`cscart_settings_objects`.`edition_type`) or find_in_set('ULT:VENDOR',`eshopuga_upgr_4122`.`cscart_settings_objects`.`edition_type`) or find_in_set('ULT:ROOT',`eshopuga_upgr_4122`.`cscart_settings_objects`.`edition_type`)) and (`eshopuga_upgr_4122`.`cscart_settings_objects`.`type` <> 'H'))"
          }
        }
      ]
    }
  }
}

Result

object_id name section_id section_tab_id type position is_global description value
6486 licensekey 202 203 I 0 N licensekey
6514 show_thumbnails 202 205 C 0 N show_thumbnails Y
6543 use_sm 202 206 C 0 N use_sm N
6546 use_boost 202 207 C 0 N use_boost N
6496 search_by_exact_phrase 202 204 S 10 N search_by_exact_phrase all
6487 cron_password 202 203 I 10 N cron_password PASSWORD
6515 thumbnails_width 202 205 I 10 N thumbnails_width 70
6544 show_sm 202 206 N 10 N show_sm
6547 index_cron_info 202 207 O 10 N index_cron_info
6497 speller 202 204 S 20 N speller none
6488 record_search_history 202 203 C 20 N record_search_history Y
6516 thumbnails_height 202 205 I 20 N thumbnails_height 70
6545 sm_info 202 206 O 20 N sm_info
6498 spell_amount 202 204 I 30 N spell_amount 5
6489 letters_to_start 202 203 I 30 N letters_to_start 3
6517 show_product_code 202 205 C 30 N show_product_code Y
6499 search_in_short_description 202 204 C 40 N search_in_short_description N
6490 search_delay 202 203 I 40 N search_delay 500
6518 show_product_price 202 205 C 40 N show_product_price Y
6500 search_in_full_description 202 204 C 50 N search_in_full_description N
6491 items_limit 202 203 I 50 N items_limit 5
6519 show_list_price 202 205 C 50 N show_list_price Y
6501 search_in_keywords 202 204 C 60 N search_in_keywords Y
6492 show_ajax_loader 202 203 C 60 N show_ajax_loader Y
6520 show_add_to_cart 202 205 C 60 N show_add_to_cart Y
6502 search_by_product_code 202 204 C 70 N search_by_product_code Y
6493 ajax_loader 202 203 S 70 N ajax_loader loader_1
6521 show_add_to_wishlist 202 205 C 70 N show_add_to_wishlist N
6503 search_by_categories 202 204 S 80 N search_by_categories none
6494 popup_mheight 202 203 I 80 N popup_mheight 600px
6522 show_add_to_comparison_list 202 205 C 80 N show_add_to_comparison_list N
6504 search_by_vendors 202 204 C 90 N search_by_vendors N
6523 show_product_category 202 205 S 90 N show_product_category none
6505 separate_common_products 202 204 C 100 N separate_common_products N
6524 show_category_labels 202 205 S 100 N show_category_labels none
6506 q_ignore 202 204 110 N q_ignore
6525 category_labels_colors 202 205 I 110 N category_labels_colors
6526 style_settings 202 205 D 120 N style_settings a:13:{s:10:"background";a:2:{s:5:"color";s:7:"#ffffff";s:11:"hover_color";s:7:"#f3f3f3";}s:17:"header_background";a:2:{s:5:"color";s:7:"#efefef";s:11:"hover_color";s:7:"#efefef";}s:12:"popup_titles";a:2:{s:5:"color";s:7:"#434343";s:11:"hover_color";s:7:"#434343";}s:11:"add_to_cart";a:2:{s:5:"color";s:7:"#808080";s:11:"hover_color";s:7:"#b06c07";}s:15:"add_to_wishlist";a:2:{s:5:"color";s:7:"#808080";s:11:"hover_color";s:7:"#980d29";}s:14:"add_to_compare";a:2:{s:5:"color";s:7:"#1c1c1c";s:11:"hover_color";s:7:"#3060ab";}s:9:"load_more";a:2:{s:5:"color";s:7:"#26323e";s:11:"hover_color";s:7:"#192129";}s:8:"view_all";a:2:{s:5:"color";s:7:"#ffffff";s:11:"hover_color";s:7:"#f3f3f3";}s:13:"view_all_text";a:2:{s:5:"color";s:7:"#26323e";s:11:"hover_color";s:7:"#192129";}s:12:"product_name";a:2:{s:5:"color";s:7:"#313030";s:11:"hover_color";s:7:"#313030";}s:12:"product_code";a:2:{s:5:"color";s:7:"#000000";s:11:"hover_color";s:7:"#000000";}s:13:"product_price";a:2:{s:5:"color";s:7:"#000000";s:11:"hover_color";s:7:"#000000";}s:10:"list_price";a:2:{s:5:"color";s:7:"#000000";s:11:"hover_color";s:7:"#000000";}}
6508 use_cache 202 204 C 130 N use_cache N
6527 use_suggestions 202 205 S 130 N use_suggestions none
6509 ignore_symbols 202 204 140 N ignore_symbols
6528 suggestions_amount 202 205 I 140 N suggestions_amount 5
6510 order_results 202 204 S 150 N order_results popularity
6529 h_suggestions_letters 202 205 I 150 N h_suggestions_letters 4
6511 searchinfeatures 202 204 C 160 N searchinfeatures N
6530 h_suggestions_requests 202 205 I 160 N h_suggestions_requests 10
6512 searchinoptions 202 204 C 170 N searchinoptions N
6531 show_brands_result 202 205 C 170 N show_brands_result N
6513 cache_info 202 204 O 180 N cache_info
6532 brand_id 202 205 S 180 N brand_id none
6533 brands_amount 202 205 I 190 N brands_amount 5
6534 show_categories_result 202 205 C 200 N show_categories_result Y
6535 show_categories_path 202 205 C 210 N show_categories_path Y
6536 categories_amount 202 205 I 220 N categories_amount 5
6537 show_f_products_result 202 205 C 230 N show_f_products_result N
6538 f_products_amount 202 205 I 240 N f_products_amount 5
6539 show_vendors_result 202 205 C 250 N show_vendors_result N
6540 vendors_amount 202 205 I 260 N vendors_amount 5
6541 show_items 202 205 N 270 N show_items
6542 items_amount 202 205 I 280 N items_amount 5