public function increment($column, $value)
    {
        $this->params[':column'] = $value;
        $query = "UPDATE `{$this->table}` {$this->join} SET `$column` = `$column` + :$column";
        if ($this->condition) {
            $query .= " WHERE {$this->condition}";
        }
        if ($this->limit) {
            $query .= " LIMIT {$this->limit}";
        }

        return $this->connection->execQuery($query, $this->params);
    }