UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P6vvzeJROqekkc//R+7hP9TeA+xweFnbvQlgykKqzOI=' 
WHERE 
  key_id = '21b3a9321618a4663946ddaa2d9ccb35546eaba89e223cb1b564a4975ebe2229' 
  AND (
    token = 'P6vvzeJROqekkc//R+7hP9TeA+xweFnbvQlgykKqzOI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )