UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b3C2Zo4HgvcACIL019pfSHSPtIjRZIlbYtfVn0XF1jQ=' 
WHERE 
  key_id = '39eb3588f7b8b6ec4bac7849d860bab188324e49f9c1d5fd4af8d612f9839287' 
  AND (
    token = 'b3C2Zo4HgvcACIL019pfSHSPtIjRZIlbYtfVn0XF1jQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )