UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MCvV1T1bBTqaS2ijxpPxzBzUGk7L8cNL6whamDvYZEg=' 
WHERE 
  key_id = 'fa56b81e3cff3d23344bda4dbcc664a464b8040d55729bb57130783e7709af21' 
  AND (
    token = 'MCvV1T1bBTqaS2ijxpPxzBzUGk7L8cNL6whamDvYZEg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )