UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ol3dEiWqWnxgcvBJ9qvoa/8RV3BdRNh6i60F5LcP0LQ=' 
WHERE 
  key_id = '94bb4f19f963ecf8fa10da5f8d89562123ae03d66f0ce20865c2d951db95b804' 
  AND (
    token = 'ol3dEiWqWnxgcvBJ9qvoa/8RV3BdRNh6i60F5LcP0LQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )