UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gK+kAJN+AFzayQ066rg9LMxVDpgiS800fWZhgre7+94=' 
WHERE 
  key_id = 'afc2fea4dda7edca248f5d39e8a1b7fa5895c184a4a20451061f4afaa1068ff3' 
  AND (
    token = 'gK+kAJN+AFzayQ066rg9LMxVDpgiS800fWZhgre7+94=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )