UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lfcGdKsfXEanwU0ijLrhsC37MMuDL8cGmkJZN7rwq6A=' 
WHERE 
  key_id = '539f7de2fd87eca85677517b827154d612c554563aed3f060bf66f994d789676' 
  AND (
    token = 'lfcGdKsfXEanwU0ijLrhsC37MMuDL8cGmkJZN7rwq6A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )