UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w5/e9l2Djdk9eNNPovDX0QfQ4JJKnISkjIEbAr1zWT8=' 
WHERE 
  key_id = 'a7e9ed7dd8206ce343f9848a360321754419f5a63462b19e5dff9e9eec17f799' 
  AND (
    token = 'w5/e9l2Djdk9eNNPovDX0QfQ4JJKnISkjIEbAr1zWT8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )