UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SfsxotEBXkzNz2Iw+EgwCuNRMhknAKkjaMMyDp9bSVI=' 
WHERE 
  key_id = 'b4c8af7aa4826b94f72db4510827c41da23b9b4f1f69bdc8c3731feedad3be94' 
  AND (
    token = 'SfsxotEBXkzNz2Iw+EgwCuNRMhknAKkjaMMyDp9bSVI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )