UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'btl3FdtPRhpj2DgHVLC5TgD+UCJWH/pmJ1qhIdBKezE=' 
WHERE 
  key_id = '990f6a90496c2ee3278937ff7cbb7a8fb6f5e50d4f33aac9e324c08b160714d1' 
  AND (
    token = 'btl3FdtPRhpj2DgHVLC5TgD+UCJWH/pmJ1qhIdBKezE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )