UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qwrL273wsYOOyO0llVHM+TYydqal/+pe9hfH8xIGTpM=' 
WHERE 
  key_id = '868f7a84e82f369c64631279e0374c40ba507c077e959628e8e445be47a135a8' 
  AND (
    token = 'qwrL273wsYOOyO0llVHM+TYydqal/+pe9hfH8xIGTpM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )