UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Gn1FiReeuy/WamSv40oCxH6K0xpVywsR+C/QmkDJxo=' 
WHERE 
  key_id = '55515ab494bcda2860de5300e83dbc779a5f3d53c3c49addfd7d878b35c6688f' 
  AND (
    token = '6Gn1FiReeuy/WamSv40oCxH6K0xpVywsR+C/QmkDJxo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )