UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4YVCbCcakcfIh1uiJJEBxNUqgvzjtJISPKv4ISOYs3U=' 
WHERE 
  key_id = '34e7d76b09d313c219d28db447c41a8588d586579f3887610ac2aa3536c46ced' 
  AND (
    token = '4YVCbCcakcfIh1uiJJEBxNUqgvzjtJISPKv4ISOYs3U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )