UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/bTGcYLqVWeT6xEr0RezLMcntA0smhPYva40hI9HBL0=' 
WHERE 
  key_id = '97700d56df7a4f534f05d113bf108c4eddc13f6bed95f88fe42fb9d475935731' 
  AND (
    token = '/bTGcYLqVWeT6xEr0RezLMcntA0smhPYva40hI9HBL0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )