UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4l5MHnFY2/uXlSR26ExQu5/IC/X1clr1qqmp0pk0EWc=' 
WHERE 
  key_id = '526874398854e8948890db4bd5c9bc68b9cded5f801a4e828c46c5426322d8de' 
  AND (
    token = '4l5MHnFY2/uXlSR26ExQu5/IC/X1clr1qqmp0pk0EWc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )