UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GkK0qlChqBWvC1AAXFSCY+AZ/QtAead1UmM6ydfI7xQ=' 
WHERE 
  key_id = '906d8828b4e27f80986dbd1debe6fc7fd6e53f8a67ad414bdba5202721eee41c' 
  AND (
    token = 'GkK0qlChqBWvC1AAXFSCY+AZ/QtAead1UmM6ydfI7xQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )