UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NaLyF2OE68ifJAeTXR3C1zRGemABxXsxWwgu6B7Ow+Y=' 
WHERE 
  key_id = '5f644d81ce956f6749f550e0f47a036d5eff11bfdb6cf2eaa7f6bca19846df7f' 
  AND (
    token = 'NaLyF2OE68ifJAeTXR3C1zRGemABxXsxWwgu6B7Ow+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )