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SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '00ca4bb3fa70dae177acf81f9b1d5ab79a6f09b715786c795d154c73654f4ac5' 
  AND token = 'FI7zrJP8R/w6tw9P/HYGcINguVL7iwbuFfoA8cAfNhU=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00033

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}