UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2tXqxxBme6aOSxK3qn2DJekbiwx2xNqetjju5O9qk2M=' 
WHERE 
  key_id = 'cd3d686f30d50749bf1cc03be54e259a4b7566a1b26144e8153d04337f75a082' 
  AND (
    token = '2tXqxxBme6aOSxK3qn2DJekbiwx2xNqetjju5O9qk2M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )