UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OBTGpyQCdcjP05TXpa8iYJdAnp47kjHISChfPEWWoyk=' 
WHERE 
  key_id = '59551abd8e5df49dedb45959110054887971ad4112d075d66b378af2e6069273' 
  AND (
    token = 'OBTGpyQCdcjP05TXpa8iYJdAnp47kjHISChfPEWWoyk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )