Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = 'ab385d1b805282aa9e38835e8c8e5a7bfef2b310bcb9092c8601b7ea09146e4d' 
  AND token = '8C0VfpjFSzT//ll2y6fYbdgqichRklYiyCyaqnNS15g=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00036

JSON explain

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