UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bdcXl6KaXsVJAO3ZKvUFfCMngipo8eiXQik2PyhGYsM=' 
WHERE 
  key_id = '4e1691ce05b5723ef980d460c6f31fe1a7074781b2a78f52d9b3497df26646d7' 
  AND (
    token = 'bdcXl6KaXsVJAO3ZKvUFfCMngipo8eiXQik2PyhGYsM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )