UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qs/PS039hEg8pGkkV8rlxYF927wAC2Z4gHW8fRPU2ng=' 
WHERE 
  key_id = '4940992a43f107cc22cbfab1795338fd07e7c81fed97faeeb2fe8298eb0c553c' 
  AND (
    token = 'Qs/PS039hEg8pGkkV8rlxYF927wAC2Z4gHW8fRPU2ng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )