UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fhbiWkBBqYu5uz5MGcHje9qVAEQtVokAwPQx905mGZM=' 
WHERE 
  key_id = '509e98c8c1405bc3256118510efd77ec970f6d7ae1882759fde987b73ee3b54d' 
  AND (
    token = 'fhbiWkBBqYu5uz5MGcHje9qVAEQtVokAwPQx905mGZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )