UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6eAoLvPu6CAd1vU4bNs7PZUjwJrmvXGlUCstIOds8n4=' 
WHERE 
  key_id = 'd234fb1f8c4e16d7d473213259e2177306a024a8a66e814276ab033e43b84334' 
  AND (
    token = '6eAoLvPu6CAd1vU4bNs7PZUjwJrmvXGlUCstIOds8n4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )