UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pyYmv3M2NhSMo2cQFPxsTFZiHN9re6psdNY4OxHyusQ=' 
WHERE 
  key_id = 'a8d1ac4023468092bcea1d969af1c54aa4c9f1a53853d33e09f0c370d6d1ffe2' 
  AND (
    token = 'pyYmv3M2NhSMo2cQFPxsTFZiHN9re6psdNY4OxHyusQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )