How to write multiple AND and OR condition in SSRS Expressions

Hello,

One of my requirement is as below

IF    Fields!ParameterDate.Value = Fields!ModifiedOn.Value AND

Fields!statuscodeValue.Value = 1 OR Fields!statuscodeValue.Value = 2,

Then 

Count(Fields!ticketno.Value)

How do i write expression in ssrs report . Please help me with this

Thank you.