UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SkRmh3zofaOYczk1Ny5weuBv8Z1WsAE2r+Vu8IDE/3Q=' 
WHERE 
  key_id = 'a479334f7907c4283ef240c4589326bb19236c7e216aa91b5e9e33aed672e541' 
  AND (
    token = 'SkRmh3zofaOYczk1Ny5weuBv8Z1WsAE2r+Vu8IDE/3Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )