MOOC

$meta_query = array(
	'relation' => 'AND',
	array(
		'key'     => 'type',
		'value'   => 'Cours asynchrone / MOOC',
		'compare' => '=',
		'type'    => 'CHAR',
	),
	array(
		'key'     => 'end_date',
		'value'   => 'date('Ymd')',
		'compare' => '>=',
		'type'    => 'DATE',
	),
);