UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Arx6txOVwfE71M15Y3oaTpLCnzenF3pEPctt/xddXjA=' 
WHERE 
  key_id = '97ee5c6fedca2e60844a89663606c746bdc28a136a652f98d7d908bce4d904ae' 
  AND (
    token = 'Arx6txOVwfE71M15Y3oaTpLCnzenF3pEPctt/xddXjA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )