UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DgbHjBXxg2afj7mPhFruulwmVSb0OPrnDM4WLOP1qPo=' 
WHERE 
  key_id = '94827a8ae9236bff3eed607223f83f11536da88e572acd1b4ad729dedc329074' 
  AND (
    token = 'DgbHjBXxg2afj7mPhFruulwmVSb0OPrnDM4WLOP1qPo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )