UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vK1H4GZgeFyiuBFlg4pGwwkE1vvgcMFPxudvA7AYuWg=' 
WHERE 
  key_id = '6a4614e44b987e5c91815c583230857cd41c70ac1318faa62625727c220deaf7' 
  AND (
    token = 'vK1H4GZgeFyiuBFlg4pGwwkE1vvgcMFPxudvA7AYuWg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )