UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5qFj+4ZBaNYMCe9hk+bcgXGx7lebhGDEF+86CLoE4T0=' 
WHERE 
  key_id = '2c694323d91bf3f5007237e13749e43720ae1bcb56adfebc16889e94b918da6a' 
  AND (
    token = '5qFj+4ZBaNYMCe9hk+bcgXGx7lebhGDEF+86CLoE4T0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )