UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h4bsKpVStTCgGxFkBxFt77AQylYsVUezfM4hXUmT2xM=' 
WHERE 
  key_id = 'a3c51ee60282c5e29e81042d43c4125f913b6f6edccbb96ba2124d6241393614' 
  AND (
    token = 'h4bsKpVStTCgGxFkBxFt77AQylYsVUezfM4hXUmT2xM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )