UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z35D0xB/JlExfJt7c9dTas6TwewpOZzkDnsXSsUSKOw=' 
WHERE 
  key_id = '02f8e87f4a587b86a3229eea5647ac3da67ec7359ac349cd7343e887c2ea98c4' 
  AND (
    token = 'Z35D0xB/JlExfJt7c9dTas6TwewpOZzkDnsXSsUSKOw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )