UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u2Aw0CzCap+ci6MpK7TglYDV41Gwn6lSnvHGgMdoHXM=' 
WHERE 
  key_id = '8c2f18c739da0b5838ba769b2624b34619b2f08eaa1c769e1856d8ecb265104e' 
  AND (
    token = 'u2Aw0CzCap+ci6MpK7TglYDV41Gwn6lSnvHGgMdoHXM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )