UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '76njmW+KmGbvYnYkrrQu6SAVG/dbxwHHKWZ6TO5+TIc=' 
WHERE 
  key_id = '6f220a621f716a67d8fe260fab77044ad18a6543f201291c00177e839d18287a' 
  AND (
    token = '76njmW+KmGbvYnYkrrQu6SAVG/dbxwHHKWZ6TO5+TIc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )