UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nBnJxYQHAiA7ZBRcs4Rc7AkBvAA2rvtgHmSgAqQLDQY=' 
WHERE 
  key_id = '6a6bc5ef1c0fa5c32f1ea6158bd8f6b6497fa1a20675f9dc5695a5607ddfcf0a' 
  AND (
    token = 'nBnJxYQHAiA7ZBRcs4Rc7AkBvAA2rvtgHmSgAqQLDQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )