UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aGCI6To8iJOEhbfUfOskaTyeiZCvgg+7wdUEcbX2x28=' 
WHERE 
  key_id = '20fe16654a8ee37ab43a656e6fd37fd068fd6a8e3acced94302d435f59b5227f' 
  AND (
    token = 'aGCI6To8iJOEhbfUfOskaTyeiZCvgg+7wdUEcbX2x28=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )