Apply complex sort order to genesis loop

gistfile1.txt

function child_before_loopargs(){ 
 global $wp_query;
   $args = array(
   		'orderby'  => array( 'meta_value_num' => 'DESC', 'title' => 'ASC' ),
     		'meta_key' => '_cmb2_b_year');
query_posts(array_merge( $wp_query->query,$args ));
	
	
}

add_action('genesis_before_loop', 'child_before_loopargs');