UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bSz2cPraS1jZJ3nm59D8J1yVohDdYHZJ7cMs+yEX554=' 
WHERE 
  key_id = '17b940a9f041e5bb78d8c432dbf193e2f9fc72097af1553bd40c3380a26e5be8' 
  AND (
    token = 'bSz2cPraS1jZJ3nm59D8J1yVohDdYHZJ7cMs+yEX554=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )