UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IdcC23FEXwdRqXi7CfDGgiv3bBS7JJ2YLWnPF2FUfds=' 
WHERE 
  key_id = '2fcb1fb4d19f2cf495b0c577e049dbdf8a4f6981d60af2052a8bcd37496f6109' 
  AND (
    token = 'IdcC23FEXwdRqXi7CfDGgiv3bBS7JJ2YLWnPF2FUfds=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )