UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1Rky9UXTlhImhnBlIxIzue+Dytq8o8fVB3EKufPLKxU=' 
WHERE 
  key_id = '4b3b3724f5acff0732c9639c951b38fac4c4ed8972cc415574b38a79148cb32a' 
  AND (
    token = '1Rky9UXTlhImhnBlIxIzue+Dytq8o8fVB3EKufPLKxU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )