UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rszKm0ejhsABthLgRSObEfRmXbKu2UGyDbSBJx7uv/Y=' 
WHERE 
  key_id = 'ff66e7bb3957d8a16e1894598d2261a367479b6bc4255045bbc280433b17e3b4' 
  AND (
    token = 'rszKm0ejhsABthLgRSObEfRmXbKu2UGyDbSBJx7uv/Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )