function wc_update_370_mro_std_currency() {
	global $wpdb;

	// Fix currency settings for MRU and STN currency.
	$current_currency = get_option( 'woocommerce_currency' );

	if ( 'MRO' === $current_currency ) {
		update_option( 'woocommerce_currency', 'MRU' );
	}

	if ( 'STD' === $current_currency ) {
		update_option( 'woocommerce_currency', 'STN' );
	}

	// Update MRU currency code.
	$wpdb->update(
		$wpdb->postmeta,
		array(
			'meta_value' => 'MRU', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_value
		),
		array(
			'meta_key'   => '_order_currency', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_key
			'meta_value' => 'MRO', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_value
		)
	);

	// Update STN currency code.
	$wpdb->update(
		$wpdb->postmeta,
		array(
			'meta_value' => 'STN', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_value
		),
		array(
			'meta_key'   => '_order_currency', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_key
			'meta_value' => 'STD', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_value
		)
	);
}