UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '//NxYA2+E8rTBYYIg8dzVJt+YA1wUIM2MIGUNXBf5sM=' 
WHERE 
  key_id = '6f9679f624ce554a69a45e2f8ef6189c173e77361c58f99dcfc97e09ea8f584b' 
  AND (
    token = '//NxYA2+E8rTBYYIg8dzVJt+YA1wUIM2MIGUNXBf5sM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )