UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B8u54zUo4VH8IYZ7qZ1OcUH1oAvPyjfE+AZdGZDzJpc=' 
WHERE 
  key_id = '976d98fcd5bb6da68d84ccfee68034fc050ed204d7a88f2782cc6cedd0951b27' 
  AND (
    token = 'B8u54zUo4VH8IYZ7qZ1OcUH1oAvPyjfE+AZdGZDzJpc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )