UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pncg+vaeCij4Fg5OtqbfUeB+5TYnqLJGf0DIcTJSTjM=' 
WHERE 
  key_id = '4a8a08988d5fd6abe4f0ac223e30bf971ea8797fb9af51424d7d3646c1f937ff' 
  AND (
    token = 'Pncg+vaeCij4Fg5OtqbfUeB+5TYnqLJGf0DIcTJSTjM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )