UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L4gw50fMJe139urwtn16hgJWkr0ucQsMN9wRvDXtCMM=' 
WHERE 
  key_id = '1cae786162482fe184149242a096c7b48a705e518a913075df4ce31d9df2d969' 
  AND (
    token = 'L4gw50fMJe139urwtn16hgJWkr0ucQsMN9wRvDXtCMM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )