UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZMfg2MSSGrEn+vTGAVt3jyAtRxf4GEYHTSDWHINrsd8=' 
WHERE 
  key_id = '6e9ebed615dbd22ca78fcf452ea1cd0699dbc5814e1aa44c2b519b8c2a26a559' 
  AND (
    token = 'ZMfg2MSSGrEn+vTGAVt3jyAtRxf4GEYHTSDWHINrsd8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )