A 61-year-old toll worker was struck and killed at the Mass Pike tolls in Auburn just after midnight after a truck exiting an EZ-Pass lane hit him, police said.The toll collector, who is from Holden but was not identified, was taken to UMass Medical Center in Worcester, where he died of unspecified injuries, according to State Police.He was hit just after midnight at the exit 10 tolls on the Mass.