UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V8ConYAQGFGEJqlTUq/OQuvlslSpY/bhz6hn3HNnRhE=' 
WHERE 
  key_id = '9797d4c81d60b929f112b08efbe2ac3f3f34c08fcd1439a074ec01748f9dd8c4' 
  AND (
    token = 'V8ConYAQGFGEJqlTUq/OQuvlslSpY/bhz6hn3HNnRhE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )