UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hxsodSQVbilGr4rK6E4HN3f9OYhm8fKnNjP9ycbps4Y=' 
WHERE 
  key_id = 'c42c038902a8933a27a563e4e771f57940d193a19b35990675a1dfca8b5a5f8f' 
  AND (
    token = 'hxsodSQVbilGr4rK6E4HN3f9OYhm8fKnNjP9ycbps4Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )