UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6pdLjgu8c/M8IK1He7vlCvKOKVAiVjixM2ksFhZiIXo=' 
WHERE 
  key_id = '7a5bf44c735526dcdca297e6533616e113d24edd02c3c9f7927113dae33a3521' 
  AND (
    token = '6pdLjgu8c/M8IK1He7vlCvKOKVAiVjixM2ksFhZiIXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )