function my_primary_menu_args( $args ) {

    if( is_user_logged_in() ) {
        $args['theme_location'] = 'logged-in';
    } else {
        $args['theme_location'] = 'logged-out';
    }

    return $args;
}
add_filter('themeblvd_primary_menu_args', 'my_primary_menu_args');




function my_nav_menus( $menus ) {

    $menus = array(
        'logged-in'     => __( 'Logged In Menu', 'themeblvd' ),
        'logged-out'    => __( 'Logged Out Menu', 'themeblvd' ),
        'footer'        => __( 'Footer Navigation', 'themeblvd' )
    );

    return $menus;

}
add_filter( 'themeblvd_nav_menus', 'my_nav_menus' );