如何使用相同的查询插入和更新多行到Sql数据库？

I have counter for unique column in my table. Now I have list where I have column name (which is unique) and counter (which contains some integer value). I know that it is possible to insert multiple lines, I just could make query containing all those items on the list, but problem is that if there is already data in unique field.I have counter for unique column in my table. N