check url parameter if not redirect wordpress
function redirect_direct_access( ) {
    $post_id = get_the_ID();
    if ( $post_id == POST_ID && !isset( $_GET[ 'voluumdata' ] ) ) { 
        wp_redirect( 'REDIRECT_URL' );
        exit();
    }
}
add_action( 'template_redirect', 'redirect_direct_access' );