公開終了期限で投稿リストを並べ替える

$paged = (get_query_var('paged')) ? get_query_var('paged') : 1;
$args = array(
	'paged' => $paged,
	'orderby' => 'meta_value_num',
	'order' => 'ASC',
	'meta_key' => '_expiration-date',
	'tax_query' => array( 
		array(
			'taxonomy'=>'status',
			'terms'=>array( 'expired' ),
			'field'=>'slug',
			'operator'=>'NOT IN'
			),
		'relation' => 'AND'
	)
);
$wp_query = new WP_Query($args);