The 28-year-old has 19 points in 57 games with the Hurricanes this year after scoring a career-high 44 points last season.
During his nine-year NHL career, Sekera has played for the Hurricanes and Buffalo Sabres. The Bojnice, Slovakia native was drafted in the third round by Buffalo in 2004.
The dependable two-way veteran will be an unrestricted free agent this summer.
McKeown, 19, was originally selected by the Kings in the second round of the 2014 NHL Draft. The pick was acquired from Vancouver in exchange for Linden Vey.