UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rjAVAkyGE6+OKaL5EgWQ6oZuTeeU74WvBFUc1I0hHCY=' 
WHERE 
  key_id = '81a6af51b670e8644886c5e933e9a3d30fc860089f3c6ca7cfc057e2c097c655' 
  AND (
    token = 'rjAVAkyGE6+OKaL5EgWQ6oZuTeeU74WvBFUc1I0hHCY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )