SELECT 
  data, 
  expiry 
FROM 
  cscart_cache 
WHERE 
  name = 'product_filters.C_GET_categories_view.0_1.ru.RUBproduct_filters_products_count_6147a6898e6e37f91ce61363d488eaa1' 
  AND company_id = 0 
  AND (
    expiry = 0 
    OR expiry > 1776233470
  )

Query time 0.00112

JSON explain

{
  "query_block": {
    "select_id": 1,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_cache",
          "access_type": "const",
          "possible_keys": ["PRIMARY", "name", "company_id"],
          "key": "PRIMARY",
          "key_length": "771",
          "used_key_parts": ["name", "company_id"],
          "ref": ["const", "const"],
          "rows": 1,
          "filtered": 100
        }
      }
    ]
  }
}

Result

data expiry
a:4:{i:0;a:4:{i:9;a:1:{s:8:"variants";a:3:{i:45;a:4:{s:10:"variant_id";i:45;s:7:"variant";s:4:"16GB";s:8:"position";s:1:"0";s:5:"color";N;}i:81;a:4:{s:10:"variant_id";i:81;s:7:"variant";s:3:"2GB";s:8:"position";s:1:"0";s:5:"color";N;}i:75;a:4:{s:10:"variant_id";i:75;s:7:"variant";s:3:"4GB";s:8:"position";s:1:"0";s:5:"color";N;}}}i:8;a:1:{s:8:"variants";a:3:{i:83;a:4:{s:10:"variant_id";i:83;s:7:"variant";s:4:"3.1"";s:8:"position";s:1:"0";s:5:"color";N;}i:67;a:4:{s:10:"variant_id";i:67;s:7:"variant";s:4:"4.0"";s:8:"position";s:1:"0";s:5:"color";N;}i:68;a:4:{s:10:"variant_id";i:68;s:7:"variant";s:4:"4.3"";s:8:"position";s:1:"0";s:5:"color";N;}}}i:7;a:1:{s:8:"variants";a:3:{i:84;a:4:{s:10:"variant_id";i:84;s:7:"variant";s:11:"Android 2.1";s:8:"position";s:1:"0";s:5:"color";N;}i:55;a:4:{s:10:"variant_id";i:55;s:7:"variant";s:18:"Android 2.2, Froyo";s:8:"position";s:1:"0";s:5:"color";N;}i:66;a:4:{s:10:"variant_id";i:66;s:7:"variant";s:24:"Android 2.3, Gingerbread";s:8:"position";s:1:"0";s:5:"color";N;}}}i:10;a:1:{s:8:"variants";a:1:{i:109;a:4:{s:10:"variant_id";i:109;s:7:"variant";s:8:"Motorola";s:8:"position";s:1:"0";s:5:"color";N;}}}}i:1;a:0:{}i:2;a:0:{}i:3;a:1:{i:1;a:4:{s:3:"min";s:8:"17599.60";s:3:"max";s:8:"23999.60";s:10:"field_type";s:1:"P";s:6:"suffix";s:3:"₽";}}} 0