UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+yRPEQLmoOmDq9atxqBO+s+uyntG1R6wHOIVNVo42jc=' 
WHERE 
  key_id = '188e79ff54c6f8da700cd86a72196b9c0079e95b52e8d04449a3250e1cf56830' 
  AND (
    token = '+yRPEQLmoOmDq9atxqBO+s+uyntG1R6wHOIVNVo42jc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )