Use date created and status order filter for order eligiblity check

Using these two order properties instead of the paid_date field is more performance friendly
as both fields are in the wp-posts table - not in the post_meta table.

ref: 71e9657e52 (r875545984)

plugins/woocommerce/src/Internal/Admin/WcPaySubscriptionsPage.php

@@ -151,9 +151,10 @@ class WcPaySubscriptionsPage {
 		// Get a single order that has been paid within the last 30 days.
 		$orders = wc_get_orders(
 			array(
-				'date_paid' => '>' . strtotime( '-30 days' ),
-				'limit'     => 1,
-				'return'    => 'ids',
+				'date_created' => '>' . strtotime( '-30 days' ),
+				'status'       => wc_get_is_paid_statuses(),
+				'limit'        => 1,
+				'return'       => 'ids',
 			)
 		);