UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nu0f7dlAYjCWzRjebrvAnJdy5SkhHTqaSZ7Yx+4KoOo=' 
WHERE 
  key_id = '1a5ace6582832482742f0ad399631e5ea90ab0ae665f6f07deca7e81eaf97ae0' 
  AND (
    token = 'nu0f7dlAYjCWzRjebrvAnJdy5SkhHTqaSZ7Yx+4KoOo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )