UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K+o/pEtIMASoVgak4k/PPwVi+uBqJTGXnCh9cMgI4rk=' 
WHERE 
  key_id = '47a6f741ffdef8a03488f23a1d6a346fa6013f89bab2b3931e6c5f7adef00b77' 
  AND (
    token = 'K+o/pEtIMASoVgak4k/PPwVi+uBqJTGXnCh9cMgI4rk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )