UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qwx6ls2mdYojUIFnmWStAb0AJAEwOq0uDuK/5ewtvgs=' 
WHERE 
  key_id = '966a342d19fdbb31109f692d0fd8b8e0626eeb737fb1fe76585887deaba7686a' 
  AND (
    token = 'Qwx6ls2mdYojUIFnmWStAb0AJAEwOq0uDuK/5ewtvgs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )