UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xOz3iTx2/K+0BDgok8z7xgpDD5jMRiSdvgEOFtzh8O0=' 
WHERE 
  key_id = 'a79208ad2129976aed438dd89bae0465f2310adc987d09421dbc8fc87e3f400d' 
  AND (
    token = 'xOz3iTx2/K+0BDgok8z7xgpDD5jMRiSdvgEOFtzh8O0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )