public function check_pro_license( $force_check = false ) {
		$last_checked = get_option( 'uap_automator_pro_license_last_checked' );
		if ( ! empty( $last_checked ) && false === $force_check ) {
			$datediff = time() - $last_checked;
			if ( $datediff < DAY_IN_SECONDS ) {
				return null;
			}
		}
		if ( true === $force_check ) {
			delete_option( 'uap_automator_pro_license_last_checked' );
		}
		$license = trim( get_option( 'uap_automator_pro_license_key' ) );
		if ( empty( $license ) ) {
			return new \stdClass();
		}
		$api_params = array(
			'edd_action' => 'check_license',
			'license'    => $license,
			'item_name'  => urlencode( AUTOMATOR_PRO_ITEM_NAME ),
			'url'        => home_url(),
		);
		// Call the custom API.
		$response = wp_remote_post( AUTOMATOR_PRO_STORE_URL, array(
			'timeout'   => 15,
			'sslverify' => false,
			'body'      => $api_params,
		) );
		if ( is_wp_error( $response ) ) {
			return false;
		}
		$license_data = json_decode( wp_remote_retrieve_body( $response ) );
		// this license is still valid
		if ( $license_data->license == 'valid' ) {
			update_option( 'uap_automator_pro_license_status', $license_data->license );
			if ( 'lifetime' !== $license_data->expires ) {
				update_option( 'uap_automator_pro_license_expiry', $license_data->expires );
			} else {
				update_option( 'uap_automator_pro_license_expiry', date( 'Y-m-d H:i:s', mktime( 12, 59, 59, 12, 31, 2099 ) ) );
			}
			if ( 'lifetime' !== $license_data->expires ) {
				$expire_notification = new \DateTime( $license_data->expires, wp_timezone() );
				update_option( 'uap_automator_pro_license_expiry_notice', $expire_notification );
				if ( wp_get_scheduled_event( 'uapro_notify_admin_of_license_expiry' ) ) {
					wp_unschedule_hook( 'uapro_notify_admin_of_license_expiry' );
				}
				// 1 hour after the license is schedule to expire.
				wp_schedule_single_event( $expire_notification->getTimestamp() + 3600, 'uapro_notify_admin_of_license_expiry' );
			}
		} else {
			update_option( 'uap_automator_pro_license_status', 'invalid' );
			update_option( 'uap_automator_pro_license_expiry', '' );
			// this license is no longer valid
		}
		update_option( 'uap_automator_pro_license_last_checked', time() );
		return $license_data;
	}