UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jwmD3BMS5FlzKmW3n8vFY0K9N4Ayz/6HQg+GoMmligY=' 
WHERE 
  key_id = 'e6960feecd127816e78146ce82fa81c4fe55aa4bf5b87d723a5216b5db0bd569' 
  AND (
    token = 'jwmD3BMS5FlzKmW3n8vFY0K9N4Ayz/6HQg+GoMmligY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )