SET test1.wr_ip = '68.66.32.21', test2.wr_ip = '68.66.32.21', test3.wr_ip = '68.66.32.21', WHERE test1.wr_ip LIKE '210.215.63.%'; 맨마지막 콤마를 빼세요. 아래처럼요.
SET test1.wr_ip = '68.66.32.21', test2.wr_ip = '68.66.32.21', test3.wr_ip = '68.66.32.21' WHERE test1.wr_ip LIKE '210.215.63.%';