UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9rVavgOQyXUxSu3pUf5X6R7+fWYICeaDh3cZIwoW458=' 
WHERE 
  key_id = 'f5db6abcad823b23a169b65ccf9a465df23211758da35271044776841e1213bb' 
  AND (
    token = '9rVavgOQyXUxSu3pUf5X6R7+fWYICeaDh3cZIwoW458=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )