UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HvUJP1RweYQNvcrSauKjmvYn+XbL/XahlBK7zGT/aMg=' 
WHERE 
  key_id = '8a7dafae943d37fec433501fc84cec5410889ef5a12a38314d74e59362cbcba3' 
  AND (
    token = 'HvUJP1RweYQNvcrSauKjmvYn+XbL/XahlBK7zGT/aMg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )