UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9nznm9PqhBARSwERv9CWdvECJ5+E9Wm8u+BW54HE6f8=' 
WHERE 
  key_id = 'e51efcc2fdeeb19785e1c0a23c110d8c3e0771eee84ab8a6d15c3b7b4f6a5f7d' 
  AND (
    token = '9nznm9PqhBARSwERv9CWdvECJ5+E9Wm8u+BW54HE6f8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )