UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2Zv47POS99apk4eTbdRYrQYC1rUteg1uX6ktLdY/Yio=' 
WHERE 
  key_id = '979eccab2d9343044b131e517282754c898cf15a6482b7a4940244d6808f9f8e' 
  AND (
    token = '2Zv47POS99apk4eTbdRYrQYC1rUteg1uX6ktLdY/Yio=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )