UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'taEFf4SXxnKwqlZW1Tt4/aEyfOkAkgdqpt3rtUYcEL8=' 
WHERE 
  key_id = '34c9d0391e18c33714f2b34524c50a424f62bc64361aaf9608f9ebad3acb9707' 
  AND (
    token = 'taEFf4SXxnKwqlZW1Tt4/aEyfOkAkgdqpt3rtUYcEL8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )