UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qn2nWWUz/kIA9nj2h+YhzLejMPLdBslXEMkB7OlD2/0=' 
WHERE 
  key_id = '5274f411e61dd05ceaa37abb1262b46f8b92eebc3ec1f5017a665352bef022fc' 
  AND (
    token = 'Qn2nWWUz/kIA9nj2h+YhzLejMPLdBslXEMkB7OlD2/0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )