UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '743qhEKPVT8xWghxlnWAgD5JGRLfJdhyk4q7wQ+92G0=' 
WHERE 
  key_id = 'a2ed93beedf1f39c878215c138a9fc4ed07077cd03a5fb96316a101e516713c2' 
  AND (
    token = '743qhEKPVT8xWghxlnWAgD5JGRLfJdhyk4q7wQ+92G0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )