UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'akr35iqb3WWemPH4lpTGd86MrYa1erapmRGu5zHVbRI=' 
WHERE 
  key_id = '4206f1b60823e0af058449b025ddc0b01acf4d5cf5aee6ecb9027b5c4cf1eb88' 
  AND (
    token = 'akr35iqb3WWemPH4lpTGd86MrYa1erapmRGu5zHVbRI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )