UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ttwFtjqrGXGb4HQ/OS4A5uBDdPdCiHUT7uYCo2YbiBU=' 
WHERE 
  key_id = '177f38ad4c6254fc60a11df0dbc0cb1de3e3cb40bf4fa4c4838756d18e1cda30' 
  AND (
    token = 'ttwFtjqrGXGb4HQ/OS4A5uBDdPdCiHUT7uYCo2YbiBU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )