UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RlWsMAqg4P14kKlhzOQEklXcYHY6/5PjLG1figDQcBc=' 
WHERE 
  key_id = 'e52c8e7788a10f6d58d2922cfc36584693333b120c45430d3229d1570b7c9878' 
  AND (
    token = 'RlWsMAqg4P14kKlhzOQEklXcYHY6/5PjLG1figDQcBc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )