UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UvmiFAjRY8Xuz2Xvn7s1VSDm/elLPVjNcwFnP4rBlII=' 
WHERE 
  key_id = '6991df01aca1fb39eaf07a1b158cfd6928ff6ced1994875d9243ac460bc0fba7' 
  AND (
    token = 'UvmiFAjRY8Xuz2Xvn7s1VSDm/elLPVjNcwFnP4rBlII=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )