UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '93mCjOyppXlWn1QGNNFsR6X5bRVu7ZPXkt7rV1nhPmM=' 
WHERE 
  key_id = '7f0079b60e904008fa5878732f50c018d430008c5348aa13e0cf17f9a40d64e2' 
  AND (
    token = '93mCjOyppXlWn1QGNNFsR6X5bRVu7ZPXkt7rV1nhPmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )