UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R8L6liaelKgu5ErBHpQYgfwMvXyfGEf3Wo/QJfLm/rc=' 
WHERE 
  key_id = '004994fe4059b19ad28392c3a4cb7706816b6add87c63e6ac37c7995f2ef7dff' 
  AND (
    token = 'R8L6liaelKgu5ErBHpQYgfwMvXyfGEf3Wo/QJfLm/rc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )