UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4+wmdFCqnJL7uNsuAroGQiGmC3NoHvDPrFU0zcyu3BE=' 
WHERE 
  key_id = '66e4b755b10aafd7368ee0e235fa8bcb23c135b1cd7096a2b432ced7487c2397' 
  AND (
    token = '4+wmdFCqnJL7uNsuAroGQiGmC3NoHvDPrFU0zcyu3BE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )