UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rn6urMDLeZUo0c6WEXp3bJr67eOdllD875lJEhhPyhE=' 
WHERE 
  key_id = '3139c63e60a5cfd39a7169f97e662c391a61bac35bd163ff95e77a5f25d97f6f' 
  AND (
    token = 'Rn6urMDLeZUo0c6WEXp3bJr67eOdllD875lJEhhPyhE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )