UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6KCqZMtKgzg/VR2+du5RD1ce1Vqlpc8dyG3uLTPtsYM=' 
WHERE 
  key_id = '56a15710feaeb1a8301a9b66127ef473b6910648b79d1ebc4340bb06e04be400' 
  AND (
    token = '6KCqZMtKgzg/VR2+du5RD1ce1Vqlpc8dyG3uLTPtsYM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )