UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yx5v2Ru6JEvVNygv8n5zM6eaVDGvdXn9+nJje9iHnDc=' 
WHERE 
  key_id = '450ba42f52d45aa875a2cae4bb1d51acbebba873ec5efa32be4f608f380c2eee' 
  AND (
    token = 'yx5v2Ru6JEvVNygv8n5zM6eaVDGvdXn9+nJje9iHnDc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )