UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ua/NTOf6qTDdJlPvfbOywOwCwmEB+76b9MghnViAFWI=' 
WHERE 
  key_id = '546a10447530cabd7e4954d0c41bd4f193b4d9b6eaa02304524bfd347155e3b8' 
  AND (
    token = 'ua/NTOf6qTDdJlPvfbOywOwCwmEB+76b9MghnViAFWI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )