UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kO8TAppMNEjS2eAmkpyJyim6eegtlOdP7GJXGp7uYmQ=' 
WHERE 
  key_id = 'b8880e82aec2b92d8450e45dfd793c69082023b698638f47a2c769b5192e6277' 
  AND (
    token = 'kO8TAppMNEjS2eAmkpyJyim6eegtlOdP7GJXGp7uYmQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )