UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'enc7Ac8co0PdRcyStT+CwDOjcpkHd02nv8EFGHhXUA8=' 
WHERE 
  key_id = '906e5707a2cc63cee7504e64d3fa686a74ce8b8438e136baa08f8e9a4dc1b094' 
  AND (
    token = 'enc7Ac8co0PdRcyStT+CwDOjcpkHd02nv8EFGHhXUA8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )