UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'J5A2jJDIuegb0dG3aOJ50WVFlQyK3YI7FdGDym0XtHE=' 
WHERE 
  key_id = '8e6a7d6663e11e434f2f96deb710914da25a39c2f6e178d8713fcafebd869742' 
  AND (
    token = 'J5A2jJDIuegb0dG3aOJ50WVFlQyK3YI7FdGDym0XtHE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )