UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xKWmfk37WYMk6SZTDdBCjxL+lHdaidQpjlSTG591Ark=' 
WHERE 
  key_id = '34cb257f34d8c85c07236ec48f25e46d2b04a6f8817646dacf300cf267604752' 
  AND (
    token = 'xKWmfk37WYMk6SZTDdBCjxL+lHdaidQpjlSTG591Ark=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )