UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tYNH6EC1/yL32lMR6YE0QN/yvEYrsHooTSOVOTqtMnc=' 
WHERE 
  key_id = '995c8e0eb6b57566370049dd1114f617297dd613932763cd74dd4ed7be98a462' 
  AND (
    token = 'tYNH6EC1/yL32lMR6YE0QN/yvEYrsHooTSOVOTqtMnc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )