UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/ZBLUkFsv0LdBzM8JsGuBjLafobYP1/CHOmdN31c/kw=' 
WHERE 
  key_id = '550f2fb5862cc8b48c8c3d18093fe85343c9d6295881c0c9f9d10d8028f7d768' 
  AND (
    token = '/ZBLUkFsv0LdBzM8JsGuBjLafobYP1/CHOmdN31c/kw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )