UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bbl59rMIrvvqPu0NvPjH8zUR/k6zPPYPp0t0aMxfNqc=' 
WHERE 
  key_id = '39566b51515c29e2358332be551d76aedac03b8184de3986df7a7d107424d0d2' 
  AND (
    token = 'Bbl59rMIrvvqPu0NvPjH8zUR/k6zPPYPp0t0aMxfNqc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )