UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SL0xMce/sWGb8JpYd/fzhoSKTbCUmdXvdxNBsuA8a2I=' 
WHERE 
  key_id = '534b413c15170baab06a43dc572500fe6d1411aa82b1698e57aa1353c91e39df' 
  AND (
    token = 'SL0xMce/sWGb8JpYd/fzhoSKTbCUmdXvdxNBsuA8a2I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )