UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nqZOystj89dZqb8HUBQaTuaNZnbeOex2mTGY4mXjCVg=' 
WHERE 
  key_id = '02b26c659347d1a3c1e64f8fc4be3f79be9d68e635f11c34c706d078e56032d3' 
  AND (
    token = 'nqZOystj89dZqb8HUBQaTuaNZnbeOex2mTGY4mXjCVg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )