UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v4nhaM1C0keLfOyGrmImTyutgLcCd2it3xyRjqQwgmI=' 
WHERE 
  key_id = '281cc1ccb920f294d383be70a4dd40f30588545db9f53c580adf16779d8aeeea' 
  AND (
    token = 'v4nhaM1C0keLfOyGrmImTyutgLcCd2it3xyRjqQwgmI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )