UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '81t7JLulL+CFFHQb6ENG4FzFIf+etgonKvSDddI6eSM=' 
WHERE 
  key_id = 'c79db85b2d591570e6842ff3cbb1bcf65740f18173533e1762ee3bb9e4ab81fe' 
  AND (
    token = '81t7JLulL+CFFHQb6ENG4FzFIf+etgonKvSDddI6eSM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )