UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KBK52ccFPp0O0jrPRLIHadAZnbJHMPewWRUw8pBNvC0=' 
WHERE 
  key_id = '3edd8ac83ee108eab09969a7d2c5602258e713902b7b2422b59d983fcac24960' 
  AND (
    token = 'KBK52ccFPp0O0jrPRLIHadAZnbJHMPewWRUw8pBNvC0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )