UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EXSTcVx3pj2DrxCb8hxDZTu76GIZfTEyyy+Ov5UvYMk=' 
WHERE 
  key_id = 'f6d9851c9fb836b5e351f431a565afc80db6817e886a6c78e77585c3add34207' 
  AND (
    token = 'EXSTcVx3pj2DrxCb8hxDZTu76GIZfTEyyy+Ov5UvYMk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )