UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't4JZNkTrviYpFnpQ+8+b7MR39zYsgVRhF2zEeBkIkqQ=' 
WHERE 
  key_id = '6a63f59d97dfa7a7d61ec1ad360a9e38ca6b8fefa98f9e69be0d8035f0edb413' 
  AND (
    token = 't4JZNkTrviYpFnpQ+8+b7MR39zYsgVRhF2zEeBkIkqQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )