incorrect SELECT statement

Question

What is wrong with my code?

query = String.Format("SELECT * FROM PRODUCT WHERE QTY = QTY < " & Me.txtTOTAL_A.Text & "AND ID_PRODUCT = '" & idproduct(0).Trim & "';")

        cmd.CommandText = query

        cmd.ExecuteNonQuery()

Error:

Incorect syntax near '<'

pls help :((