UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nl+ofZRXYbNhm/rxIcGWXbmMA/gqnVGYXarzvMFX1xc=' 
WHERE 
  key_id = '793632c4dda21610003dd584d95e7fa83bd823a032413b8ef2f2aa56028295a8' 
  AND (
    token = 'nl+ofZRXYbNhm/rxIcGWXbmMA/gqnVGYXarzvMFX1xc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )