UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cqOmEz1ePBgC2pdwP9SIHT6mOw5BWkzbFsPmkUpACYw=' 
WHERE 
  key_id = '996e75a9af506676a36544b257fdc1c77af4db3a4e8ce6376b43fefe57c2f45d' 
  AND (
    token = 'cqOmEz1ePBgC2pdwP9SIHT6mOw5BWkzbFsPmkUpACYw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )