many dates query

$meta_query = array(
	'relation' => 'OR',
	array(
		'key'     => '_EventStartDate',
		'value'   => 'startDate',
		'compare' => '=',
		'type'    => 'DATE',
	),
	array(
		'key'     => '_EventStartDate',
		'value'   => 'datrtDate2',
		'compare' => '=',
		'type'    => 'DATE',
	),
);