UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a4iWVEKc93ocvgcaJQXDes4zsr2xpOPUHa7VZBHhVlE=' 
WHERE 
  key_id = 'c96956a1727a9ca94e192faf2eb9815ab4691af77fb82c39ecf522ea7b9ed43b' 
  AND (
    token = 'a4iWVEKc93ocvgcaJQXDes4zsr2xpOPUHa7VZBHhVlE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )