UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YUUCdKL+HeBvNW+TYuxCi0qLJ6vhsZGYknxGRF9F47I=' 
WHERE 
  key_id = '874e4cc47c91a58798923ec66cc44a890ad4efc8f462455470a13ad7b371997b' 
  AND (
    token = 'YUUCdKL+HeBvNW+TYuxCi0qLJ6vhsZGYknxGRF9F47I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )