Astra_Addon_Background_Updater::update_db_version( string|null $version = null )

		public static function update_db_version( $version = null ) {

			do_action( 'astra_addon_update_before' );

			// Get auto saved version number.
			$saved_version       = Astra_Addon_Update::astra_addon_stored_version();
			$astra_addon_version = ASTRA_EXT_VER;

			if ( false === $saved_version ) {

				// Get all customizer options.
				$customizer_options = get_option( 'astra-settings' );

				// Get all customizer options.
				/* Add Current version constant "ASTRA_EXT_VER" here after 1.0.0-rc.9 update */
				$version_array = array(
					'astra-addon-auto-version' => ASTRA_EXT_VER,
				);
				$saved_version = ASTRA_EXT_VER;

				// Merge customizer options with version.
				$astra_options = wp_parse_args( $version_array, $customizer_options );

				// Update auto saved version number.
				update_option( 'astra-settings', $astra_options );

			}

			// If equals then return.
			if ( version_compare( $saved_version, ASTRA_EXT_VER, '=' ) ) {

				// Get all customizer options.
				$customizer_options = get_option( 'astra-settings' );

				// Get all customizer options.
				$options_array = array(
					'is_astra_addon_queue_running' => false,
				);

				// Merge customizer options with version.
				$astra_options = wp_parse_args( $options_array, $customizer_options );

				// Update auto saved version number.
				update_option( 'astra-settings', $astra_options );

				return;
			}

			$astra_addon_version = ASTRA_EXT_VER;

			// Get all customizer options.
			$customizer_options = get_option( 'astra-settings' );

			// Get all customizer options.
			$options_array = array(
				'astra-addon-auto-version'     => $astra_addon_version,
				'is_astra_addon_queue_running' => false,
			);

			// Merge customizer options with version.
			$astra_options = wp_parse_args( $options_array, $customizer_options );

			// Update auto saved version number.
			update_option( 'astra-settings', $astra_options );

			error_log( 'Astra Addon: DB version updated!' ); // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_error_log

			// Update variables.
			Astra_Theme_Options::refresh();

			// Refresh Astra Addon CSS and JS Files on update.
			Astra_Minify::refresh_assets();

			delete_transient( 'astra-addon-db-migrated' );

			do_action( 'astra_addon_update_after' );
		}