UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vKGTVNYWSYjcYbMVsbkLDfxZFxkVTzZB58cF+yjjDio=' 
WHERE 
  key_id = 'e7b024afa9115858421f0acc0bd34332e9eafc3354760eb2af3295939e6156a2' 
  AND (
    token = 'vKGTVNYWSYjcYbMVsbkLDfxZFxkVTzZB58cF+yjjDio=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )