UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VMLRs7NvbnWg8jGRaoOVzBslqFLh3d8dqkPJoZIGkrY=' 
WHERE 
  key_id = 'ad5d1e554f9d32e28abbe3e31ab975c9e757d22ebdbe9f07b988f189392e6640' 
  AND (
    token = 'VMLRs7NvbnWg8jGRaoOVzBslqFLh3d8dqkPJoZIGkrY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )