UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd6ArcHjIVN+7/nXuRPjJv0CcnuXgYYd/uZUv2aqoKGk=' 
WHERE 
  key_id = '873e8ebb49179d7e5107f3d6dcc293162937e1c6ee8275d500f61c0fe202f1c9' 
  AND (
    token = 'd6ArcHjIVN+7/nXuRPjJv0CcnuXgYYd/uZUv2aqoKGk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )