UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T//iCB5x83TJpzrgezqR5ALuO8vkRe7qjByH/270YFM=' 
WHERE 
  key_id = '853952ea3e95daf2383f9660b14fe177793792f908459061c22ea2375bd79e9e' 
  AND (
    token = 'T//iCB5x83TJpzrgezqR5ALuO8vkRe7qjByH/270YFM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )