Heat oil in a large nonstick skillet over medium-high heat. Add the corn, onion, bell pepper, Old Bay seasoning, thyme, salt, black pepper, and garlic; sauté 4 minutes or until onion is tender. Add beans and broth. Bring to a simmer; cook 2 minutes, stirring frequently. Reduce heat to low. Add chicken and tomatoes; cook 5 minutes or until chicken is thoroughly heated, stirring occasionally.