UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8ZnSwh2n6AxlPs8dvQReAx/iHvlI1JocdwK6Uau1At0=' 
WHERE 
  key_id = '9a4a380e262d4bb680967ca377a90b3ac5f51caa253810f10170508600258b84' 
  AND (
    token = '8ZnSwh2n6AxlPs8dvQReAx/iHvlI1JocdwK6Uau1At0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )