UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Da4Gj+PVuqvbfI9PHjUNkjLrnoQB4M8t7W/NvyKrcQ0=' 
WHERE 
  key_id = '5c4f176a0314d5436f7f6a32c18faabeb6166a38a1549fc7526b8adf9b1d93af' 
  AND (
    token = 'Da4Gj+PVuqvbfI9PHjUNkjLrnoQB4M8t7W/NvyKrcQ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )