Def Meta query

one is numeric second is uniwersal

$tour_meta_query = array(
	'relation' => 'AND',
	array(
		'key'     => 'my_key',
		'value'   => 'Value',
		'compare' => '=',
		'type'    => 'NUMERIC',
	),
	array(
		'key'     => 'key_2',
		'value'   => 'value_2',
		'compare' => '=',
		'type'    => 'CHAR',
	),
);