UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xgH4STgJnRaKrecquwuZwWAYQsmMYiZgWMqCao+s7ko=' 
WHERE 
  key_id = 'b51e4f34afe870ef13c841650e851abdb7432b3697874c5ff9d1ffacb3c4ae02' 
  AND (
    token = 'xgH4STgJnRaKrecquwuZwWAYQsmMYiZgWMqCao+s7ko=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )