UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2SwtkAbk+7ibXOYHiHb1Wqo+cmDuWKiKvDgfKAormEA=' 
WHERE 
  key_id = '8194a20ec6e711a68cb3fe3417d4f660391a5fab91597ada33189156ee5e3e8c' 
  AND (
    token = '2SwtkAbk+7ibXOYHiHb1Wqo+cmDuWKiKvDgfKAormEA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )