UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nz8aAVKddiRMtaxhWU6p5J0wAw3EZ5+D/Mz4OyGmZHI=' 
WHERE 
  key_id = 'bf7c058481d6c9a2b27e8a5d46672e73c797ac703eb1e56ce9b92bfdfcb97953' 
  AND (
    token = 'Nz8aAVKddiRMtaxhWU6p5J0wAw3EZ5+D/Mz4OyGmZHI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )