UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R35DFbmMTZyOfAV7oTMaIkxFLRhciT7DcI3U6SKaRbM=' 
WHERE 
  key_id = '2395f8663765b4fa875931c4a18052eb060e3f08ed641bb3dbc90ba786faa525' 
  AND (
    token = 'R35DFbmMTZyOfAV7oTMaIkxFLRhciT7DcI3U6SKaRbM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )