UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Sz0t3T57VP7lKWSZKVMKTGC8SM3kaSVGYdfjWSC89H4=' 
WHERE 
  key_id = '705c01d26633f048b3b598aec6d723ad127d9d50d8ee33e64ae5817766451217' 
  AND (
    token = 'Sz0t3T57VP7lKWSZKVMKTGC8SM3kaSVGYdfjWSC89H4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )