UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LybNzpAf2gABtRj5LvdHgxz36PWTSiu4vUahL/fsSDc=' 
WHERE 
  key_id = '856552d82875fc02ea928024edb9cd123a20a2549c3d110f6a27d3e98a58de8c' 
  AND (
    token = 'LybNzpAf2gABtRj5LvdHgxz36PWTSiu4vUahL/fsSDc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )