docs: public void touchPost(final long postId, final TimeZone tz) throws SQLException {
        if(postId < 1L) {
           throw new SQLException("The post id must be specified for update");
        }
  
        long modifiedTimestamp = System.currentTimeMillis();
  
        int offset = tz.getOffset(modifiedTimestamp);
        Connection conn = null;
        PreparedStatement stmt = null;
        Timer.Context ctx = metrics.updatePostTimer.time();
        try {
           conn = connectionSupplier.getConnection();
           stmt = conn.prepareStatement(updatePostModifiedSQL);
           stmt.setTimestamp(1, new Timestamp(modifiedTimestamp));
           stmt.setTimestamp(2, new Timestamp(modifiedTimestamp - offset));
           stmt.setLong(3, postId);
           stmt.executeUpdate();
        } finally {
           ctx.stop();
           SQLUtil.closeQuietly(conn, stmt);
        }
     }