hsqldb - 如何替换我的Highscore（包含前10个）表中的值

I have a table with 2 columns, Name and Score. I and say it has 10 Names with Scores and i want to replace the row with the lowest score with a new name and score, if the new score is larger or equal to the lowest score in the table.I have a table with 2 columns, Name and Score.