UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ssWV+WGLzmj8fY5fwCU5B90Kfg7e3K8mOYNGDSMnTz0=' 
WHERE 
  key_id = '31c27e20b636b32e6c8f41e4d4fc1b19092672b003cc59e8364e817d5030fc5e' 
  AND (
    token = 'ssWV+WGLzmj8fY5fwCU5B90Kfg7e3K8mOYNGDSMnTz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )