UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QiJiwCo6GscNjbNx0d41qg7/lwjPiHiMDbYPum6zia0=' 
WHERE 
  key_id = '7d81c2a3146d22f2139481827ead49931b230b20b628622c11a31cdd815b1913' 
  AND (
    token = 'QiJiwCo6GscNjbNx0d41qg7/lwjPiHiMDbYPum6zia0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )