UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eTGmn4iE1gd2SUYmkifpL3++i7/U0hWDEebegV/+FYM=' 
WHERE 
  key_id = '8f818dd35b52c9d40cb8df7de45274fd36a088166806bc2ac95263fc31356986' 
  AND (
    token = 'eTGmn4iE1gd2SUYmkifpL3++i7/U0hWDEebegV/+FYM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )