UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tjLN9us2kvdNfpysBNOBXg5opK1bGwkfZKoEtobNAqY=' 
WHERE 
  key_id = '8409359e45993c02d087178cbd844adac205b677f100db0909b2b104d58cdb80' 
  AND (
    token = 'tjLN9us2kvdNfpysBNOBXg5opK1bGwkfZKoEtobNAqY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )