UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cz+7BrC4AdXMZR0a592q6Ly6RdCiuI4o6Bt15xxVCiM=' 
WHERE 
  key_id = '81b388b5fdd8191b72caaa337639a4bbbd966690509693be4a2f11bb450b5f30' 
  AND (
    token = 'Cz+7BrC4AdXMZR0a592q6Ly6RdCiuI4o6Bt15xxVCiM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )