UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G8tqEtktN5A0IjioBl5m1iQEDeC+bnwilS4DtfMNjXY=' 
WHERE 
  key_id = '5c8f5dab41ae99fe620eb751533146630bb1497cec464bf34b9aceac2a462145' 
  AND (
    token = 'G8tqEtktN5A0IjioBl5m1iQEDeC+bnwilS4DtfMNjXY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )