UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rw7fuEdE7GiEHiES21xbHJT8R3PjPx/gQ0J9TUoDnTA=' 
WHERE 
  key_id = '120f3108c33eda8ccef59dce50a440bcc83b493ca180d4d45f8c260715e77324' 
  AND (
    token = 'Rw7fuEdE7GiEHiES21xbHJT8R3PjPx/gQ0J9TUoDnTA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )