All of these fall into the 30-40 minute range. Linda Wooldridge would probably have some too. These are all on my trade list, so let me know if you are interested in any of them.
Barre 3:
Standing Slim - Sadie Lincoln
Barre 3 Burner - Sadie Lincoln
Studio Shape - Sadie Lincoln
Ballet Fit - Candace Ofcacek
Ballet Boot Camp - Candace Ofcacek
Sadie Lincoln Element Barre Conditioning
Tanya Becker Physique 57:
Express 30 Minute Full Body Workout Volume 1
Express 30 Minute Full Body Workout Volume 2
Carrie Rezabek Pure Barre Flatirons 1