UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3VemCEjC+Bw9m+H9yBhHLhgdo8QQzrvr8sdMOAjZ0QE=' 
WHERE 
  key_id = 'a921248f020a5065e6a693433a3be0d81d02e18e653ababf5bc69095f968f752' 
  AND (
    token = '3VemCEjC+Bw9m+H9yBhHLhgdo8QQzrvr8sdMOAjZ0QE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )