UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nCM0/TvafChyK96/GFuyUQW2V+ml+4HKmr/mw21KLss=' 
WHERE 
  key_id = '34b5997a461fe02b2b44ed67b6abd5edabf150b4c75ee3b318c44e5aeb061939' 
  AND (
    token = 'nCM0/TvafChyK96/GFuyUQW2V+ml+4HKmr/mw21KLss=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )