public function quoteSetValues(array $row): string
    {
        $values = [];
        foreach ($row as $key => $value) {
            if ($value instanceof RawExp) {
                $values[] = $this->quoteName($key) . '=' . $value->getValue();
                continue;
            }
            $values[] = $this->quoteName($key) . '=' . $this->quoteValue($value);
        }

        return implode(', ', $values);
    }