UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kW4Nk9xNqF7JceRjnM3u8+t7XLbqVuv0Drm3X36dkpI=' 
WHERE 
  key_id = '40eb8c10a7c26e2a494370e4834e2701fe0e8ba5908c6256a5139068023f39f1' 
  AND (
    token = 'kW4Nk9xNqF7JceRjnM3u8+t7XLbqVuv0Drm3X36dkpI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )