UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '81GcC4ojtmCN6gt0EUcsF8rtXBLEqTEVaEs8v7e60lc=' 
WHERE 
  key_id = '39f080ef5628e50b65abdcc083737371ea1eb01d19e5618cb1f0d1d8267fe53f' 
  AND (
    token = '81GcC4ojtmCN6gt0EUcsF8rtXBLEqTEVaEs8v7e60lc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )