UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DjEa0yZrvxPl4mwr4EJRWgbsdkBHDDgujVOEPOKadh0=' 
WHERE 
  key_id = '5166634033b40bc986722aca6828b400a8dd0f3d6b813d95fcf88b089f0559f6' 
  AND (
    token = 'DjEa0yZrvxPl4mwr4EJRWgbsdkBHDDgujVOEPOKadh0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )