UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vgn31WPcWDcSo8RvHGPS4K3jVm6rYnlWdj1rT9etsz4=' 
WHERE 
  key_id = '2acd37284717ae5304188b298df0e2df584e814a49c042b6fa7ee2e9c3c6b4f6' 
  AND (
    token = 'vgn31WPcWDcSo8RvHGPS4K3jVm6rYnlWdj1rT9etsz4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )