UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CSVQJMWzUUmCh1aBuMvKzxvTLeBZd9F2siEjAB4CV08=' 
WHERE 
  key_id = '6f00b8e53aca0af90e5b507dd2f2bc6c3edb85a0af7d3c20dc4670e5cac9e8a8' 
  AND (
    token = 'CSVQJMWzUUmCh1aBuMvKzxvTLeBZd9F2siEjAB4CV08=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )