UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ucDX1Z2rnGsMVH/cxO2VS0KaMBYSI3AupaIIyNotxPE=' 
WHERE 
  key_id = '4a31eb5cf4be87422abfe339ac5e4876a276153f5c2d6dd68b84039e2f24bc37' 
  AND (
    token = 'ucDX1Z2rnGsMVH/cxO2VS0KaMBYSI3AupaIIyNotxPE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )