UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7AM2+7qBTyGhE+4AqSsZcbayVw27Mwb7RYWJoVCOJGI=' 
WHERE 
  key_id = '4fc0ef107333a9822e38758d4b085e9c5e9037213854b27a48e802afb1921f20' 
  AND (
    token = '7AM2+7qBTyGhE+4AqSsZcbayVw27Mwb7RYWJoVCOJGI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )