Sandbox

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 = 'es' 
  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 (
    1504, 1555, 1606, 1505, 1556, 1607, 1708, 
    1739, 1770, 1269, 1315, 1361, 1391, 
    1420, 1449, 1401, 1430, 1459, 1402, 
    1431, 1460, 1404, 1433, 1462, 1479, 
    1530, 1581, 1491, 1542, 1593, 1496, 
    1547, 1598, 1275, 1321, 1367
  ) 
  AND a.status = 'A' 
ORDER BY 
  a.position, 
  a.variant_id

Query time 0.00132

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "160.81"
    },
    "ordering_operation": {
      "using_filesort": true,
      "cost_info": {
        "sort_cost": "48.00"
      },
      "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": 48,
            "rows_produced_per_join": 48,
            "filtered": "100.00",
            "index_condition": "((`eshopuga_upgr_4122`.`a`.`option_id` in (1504,1555,1606,1505,1556,1607,1708,1739,1770,1269,1315,1361,1391,1420,1449,1401,1430,1459,1402,1431,1460,1404,1433,1462,1479,1530,1581,1491,1542,1593,1496,1547,1598,1275,1321,1367)) and (`eshopuga_upgr_4122`.`a`.`status` = 'A'))",
            "cost_info": {
              "read_cost": "93.61",
              "eval_cost": "9.60",
              "prefix_cost": "103.21",
              "data_read_per_join": "2K"
            },
            "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": 48,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.00",
              "eval_cost": "9.60",
              "prefix_cost": "112.81",
              "data_read_per_join": "36K"
            },
            "used_columns": [
              "variant_id",
              "lang_code",
              "variant_name"
            ]
          }
        }
      ]
    }
  }
}

Result

variant_id	option_id	position	modifier	modifier_type	weight_modifier_type	point_modifier_type
1486	1315	0	0.000	A	A	A
1498	1321	0	0.000	A	A	A
1546	1420	0	0.000	A	A	A
1566	1430	0	0.000	A	A	A
1568	1431	0	0.000	A	A	A
1572	1433	0	0.000	A	A	A
1606	1530	0	0.000	A	A	A
1630	1542	0	0.000	A	A	A
1640	1547	0	0.000	A	A	A
1656	1555	0	0.000	A	A	A
1658	1556	0	0.000	A	A	A
1776	1739	0	0.000	A	A	A
1485	1315	1	2.000	A	A	A
1497	1321	1	2.000	A	A	A
1545	1420	1	2.000	A	A	A
1565	1430	1	2.000	A	A	A
1567	1431	1	2.000	A	A	A
1571	1433	1	2.000	A	A	A
1605	1530	1	2.000	A	A	A
1629	1542	1	2.000	A	A	A
1639	1547	1	2.000	A	A	A
1655	1555	1	2.000	A	A	A
1657	1556	1	2.000	A	A	A
1775	1739	1	2.000	A	A	A