Kelly was 5-7 in 16 starts last year after replacing injured Jaime Garcia and made one spot start earlier this month, and could replace Lyons.
A move might happen quicker to help the bullpen.
"If it arises, I mean, I'll take the ball and I'll be ready to give this team the best chance to win," Kelly said.
Matheny said a move might happen quicker to help the bullpen.
The Cardinals jumped on Holland in the first with three doubles and a walk the first four at-bats with Beltran driving in a run and Craig getting two RBIs. Pete Kozma doubled to open the second, advanced on the first of Kelly's two sacrifice bunts, and scored on a passed ball.
NOTES: The Rangers' top pitching prospect, lefty Martin Perez, will be recalled from Triple-A Round Rock to make his second career start Saturday. Perez is 5-1 with a 1.75 ERA in the minors. Washington said talk about an extended stay in the rotation was very premature. The Cardinals' Shelby Miller (8-4, 2.08) leads NL rookies in ERA. ... Moreland (hamstring) was activated from the 15-day DL earlier in the day and RHP Josh Lindblom was optioned to Triple-A Round Rock.