UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'plxLJib2TkPsVbiIwNZUkdLOLDWBLEt+LweSFOYV0BE=' 
WHERE 
  key_id = '8a04c9b4466310d28122c686d9065a0f42d7c0d4053b8383d231ac7abc677aee' 
  AND (
    token = 'plxLJib2TkPsVbiIwNZUkdLOLDWBLEt+LweSFOYV0BE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )