UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pDGljlTV1mn8MqmB0iQcIUWulC0xIHiKXmqHCZ/rSHM=' 
WHERE 
  key_id = '07c4be43cd016600af726c43214692ffca0608a1bafe580bea1506945f452874' 
  AND (
    token = 'pDGljlTV1mn8MqmB0iQcIUWulC0xIHiKXmqHCZ/rSHM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )