UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c15BlfwhG/XOBxu2qO/A0cPlqKw8/8WcM5/XvYNpZyE=' 
WHERE 
  key_id = 'a0f952b5ca74e786a1f026303ee7090ea0472c904f268da5f77b502d0f4680fd' 
  AND (
    token = 'c15BlfwhG/XOBxu2qO/A0cPlqKw8/8WcM5/XvYNpZyE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )