UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's2/B9baLRH8cUtGgZGh5kEgbss1bOSU5d3O0h0XYvIc=' 
WHERE 
  key_id = '6e12813c548f6e0a3bbd763a5132b661e308b9b6e5fed2a1053574c9ceb4505d' 
  AND (
    token = 's2/B9baLRH8cUtGgZGh5kEgbss1bOSU5d3O0h0XYvIc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )