UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B3Hxjpzj1yOuXeaqJLbvvkkbUiLJewsjqlcJ8kqWyac=' 
WHERE 
  key_id = 'd519e51459e3dffea5217846e668d7d7793258dd5427e3e31619ea563e72f194' 
  AND (
    token = 'B3Hxjpzj1yOuXeaqJLbvvkkbUiLJewsjqlcJ8kqWyac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )