UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fmo8CQKwOThGze7GYnQa2GoFYIeGq+/K9DuNFL81rPs=' 
WHERE 
  key_id = '56f279753f9bc534c633d980e49a18e286688f1b9de43562f44af1029b50fba7' 
  AND (
    token = 'Fmo8CQKwOThGze7GYnQa2GoFYIeGq+/K9DuNFL81rPs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )