UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fE5Vn8qShF4JxkWYsmvC5sWdHvY+xqLIbXTofoyPj2E=' 
WHERE 
  key_id = 'b40855c8e325e561c53e1b255a34a5ed51f6a094db6e0f016f13143aced48836' 
  AND (
    token = 'fE5Vn8qShF4JxkWYsmvC5sWdHvY+xqLIbXTofoyPj2E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )