UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cXqGg+CbVKZhV81X0j+tYRL2BOE4uSrtADGHi6WMBg0=' 
WHERE 
  key_id = '3c11f8a98cde893caa4c093d13c847c8106768cb0d1d6b68c1ef84b9fed31daa' 
  AND (
    token = 'cXqGg+CbVKZhV81X0j+tYRL2BOE4uSrtADGHi6WMBg0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )