UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'twn3tPKb/x7gWBsDVz5njSrvrgUfP3HBFBI0l27OSc0=' 
WHERE 
  key_id = 'c7cc900d705319820bd0b73acd31197e3b03c41c281d0696f96bcd942723373f' 
  AND (
    token = 'twn3tPKb/x7gWBsDVz5njSrvrgUfP3HBFBI0l27OSc0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )