SELECT 
  a.variant_id, 
  a.option_id, 
  a.position, 
  a.modifier, 
  a.modifier_type, 
  a.weight_modifier, 
  a.weight_modifier_type, 
  a.point_modifier, 
  a.point_modifier_type, 
  b.variant_name, 
  IF(
    shared_option_variants.variant_id IS NOT NULL, 
    shared_option_variants.modifier, 
    a.modifier
  ) as modifier, 
  IF(
    shared_option_variants.variant_id IS NOT NULL, 
    shared_option_variants.modifier_type, 
    a.modifier_type
  ) as modifier_type 
FROM 
  cscart_product_option_variants as a 
  LEFT JOIN cscart_product_option_variants_descriptions as b ON a.variant_id = b.variant_id 
  AND b.lang_code = 'da' 
  LEFT JOIN cscart_ult_product_option_variants shared_option_variants ON shared_option_variants.variant_id = a.variant_id 
  AND shared_option_variants.company_id = 1 
WHERE 
  a.option_id IN (
    253, 331, 513, 514, 236, 372, 430, 488, 
    213, 349, 407, 465, 245, 381, 439, 497, 
    4151, 332, 4162, 212, 348, 406, 464, 
    2843, 2844, 2845, 2846, 2851, 2849, 
    2850, 2853, 4171, 2852, 4170, 4169, 
    2854, 2838, 2839, 2840, 2841, 4153, 
    4164, 4155, 4166, 211, 347, 405, 463, 
    260, 395, 453, 511, 223, 359, 417, 475, 
    224, 360, 418, 476, 226, 362, 420, 478, 
    214, 350, 408, 466, 268, 518, 519, 520, 
    209, 345, 403, 461, 143, 4165, 216, 352, 
    410, 468, 233, 369, 427, 485, 240, 376, 
    434, 492, 4157, 4168, 241, 377, 435, 
    493
  ) 
  AND a.status = 'A' 
ORDER BY 
  a.position, 
  a.variant_id

Query time 0.00307

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "681.01"
    },
    "ordering_operation": {
      "using_filesort": true,
      "cost_info": {
        "sort_cost": "225.00"
      },
      "nested_loop": [
        {
          "table": {
            "table_name": "shared_option_variants",
            "access_type": "system",
            "possible_keys": [
              "PRIMARY",
              "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": [
              "variant_id",
              "company_id",
              "modifier",
              "modifier_type"
            ]
          }
        },
        {
          "table": {
            "table_name": "a",
            "access_type": "range",
            "possible_keys": [
              "status",
              "option_id",
              "option_id_2"
            ],
            "key": "option_id",
            "used_key_parts": [
              "option_id",
              "status"
            ],
            "key_length": "6",
            "rows_examined_per_scan": 225,
            "rows_produced_per_join": 225,
            "filtered": "100.00",
            "index_condition": "((`eshopuga_upgr_4122`.`a`.`option_id` in (253,331,513,514,236,372,430,488,213,349,407,465,245,381,439,497,4151,332,4162,212,348,406,464,2843,2844,2845,2846,2851,2849,2850,2853,4171,2852,4170,4169,2854,2838,2839,2840,2841,4153,4164,4155,4166,211,347,405,463,260,395,453,511,223,359,417,475,224,360,418,476,226,362,420,478,214,350,408,466,268,518,519,520,209,345,403,461,143,4165,216,352,410,468,233,369,427,485,240,376,434,492,4157,4168,241,377,435,493)) and (`eshopuga_upgr_4122`.`a`.`status` = 'A'))",
            "cost_info": {
              "read_cost": "366.01",
              "eval_cost": "45.00",
              "prefix_cost": "411.01",
              "data_read_per_join": "10K"
            },
            "used_columns": [
              "variant_id",
              "option_id",
              "position",
              "modifier",
              "modifier_type",
              "weight_modifier",
              "weight_modifier_type",
              "point_modifier",
              "point_modifier_type",
              "status"
            ]
          }
        },
        {
          "table": {
            "table_name": "b",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "variant_id",
              "lang_code"
            ],
            "key_length": "9",
            "ref": [
              "eshopuga_upgr_4122.a.variant_id",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 225,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.00",
              "eval_cost": "45.00",
              "prefix_cost": "456.01",
              "data_read_per_join": "172K"
            },
            "used_columns": [
              "variant_id",
              "lang_code",
              "variant_name"
            ]
          }
        }
      ]
    }
  }
}