UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0JMEduZbM5jFOmP31kx7S2iqTsHB9T+Y6gn6K7hVNds=' 
WHERE 
  key_id = '6e4df1fe5611e4a6e66ad851895f93dd453159392e41b1ccc28bc2b934adf948' 
  AND (
    token = '0JMEduZbM5jFOmP31kx7S2iqTsHB9T+Y6gn6K7hVNds=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )