Event repeating date is current

If the repeating type is not custom, select events whose repeating until date is current or in the future

$meta_query = array(
	'relation' => 'AND',
	array(
		'key'     => 'repeat_option',
		'value'   => 'Custom',
		'compare' => '!=',
		'type'    => 'CHAR',
	),
	array(
		'key'     => 'repeating_until',
		'value'   => 'now',
		'compare' => '>=',
		'type'    => 'DATE',
	),
);