UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FVRdCeDqDDlXYJttmj+psner8zkUdMmkUbWFknvA1es=' 
WHERE 
  key_id = '7773aa44012e6b77dcc65c6bf50c424d320e3a9509674e63291a016f2b89f849' 
  AND (
    token = 'FVRdCeDqDDlXYJttmj+psner8zkUdMmkUbWFknvA1es=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )