Very Basic SQL Statements
IF EXISTS
(SELECT * FROM Table1 WHERE Column1='SomeValue')
UPDATE Table1 SET (...)
WHERE Column1='SomeValue'
ELSE
INSERT INTO Table1 VALUES (...)
SELECT obj.Name SPName, sc.TEXT SPText
FROM sys.syscomments sc
INNER JOIN sys.objects obj
ON sc.Id = obj.OBJECT_ID
WHERE sc.TEXT LIKE
'%' + 'Name Your Column Here' + '%'
AND TYPE = 'P'