UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hxduOvPo05JgXGdVqlABOI1kRvam5gJ40qeJt8ROBDY=' 
WHERE 
  key_id = 'ae25d5525b6e1aa98ad1486cb76f86815781e486ee8dff3103a2229c4a8d7e56' 
  AND (
    token = 'hxduOvPo05JgXGdVqlABOI1kRvam5gJ40qeJt8ROBDY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )