UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/8EWZDohsUGaVeoZiAiqMwGIDPWnQdJa9OTaG4sGO4A=' 
WHERE 
  key_id = 'c6caaf2dfbff64d8e5a4b60372bc093b9a1a9e8949be93d8a6df5e62eb49071c' 
  AND (
    token = '/8EWZDohsUGaVeoZiAiqMwGIDPWnQdJa9OTaG4sGO4A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )