UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BQuo6NuTFSwFADZBVcZoNx5H1P6R4WmOGm9OAOkScOI=' 
WHERE 
  key_id = '4fd539c39f7724d6cfd265388ee86ebd5bf600b5118b9e67c3d4cf0a1495274d' 
  AND (
    token = 'BQuo6NuTFSwFADZBVcZoNx5H1P6R4WmOGm9OAOkScOI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )