UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rCnE8taK0Zus8DCasd+0zMtFRrHy7WkcNOtDBdBEfdA=' 
WHERE 
  key_id = '6c806f298e0df57c241e1a2aec225ce9d06e5f2a9a14740b83c75583a39a11d1' 
  AND (
    token = 'rCnE8taK0Zus8DCasd+0zMtFRrHy7WkcNOtDBdBEfdA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )