UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L79u9L4qsWPQB0mqOUu8bOKfFdJppAdzO9ouZL5zpjM=' 
WHERE 
  key_id = 'e577bbf1fb9ec7889ccf48658881b30f79bebbaf951f27937886230915b2fd90' 
  AND (
    token = 'L79u9L4qsWPQB0mqOUu8bOKfFdJppAdzO9ouZL5zpjM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )