UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mwGjHKGe+qvLEqFmZu6N+vTu++G2rCRzvxDUht9o7TE=' 
WHERE 
  key_id = '1850dcf5bbec5b9400140935e023dc83e5dfa2764128bfb0b527773ccbb1ec0b' 
  AND (
    token = 'mwGjHKGe+qvLEqFmZu6N+vTu++G2rCRzvxDUht9o7TE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )