UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0BOS/ZWnMX3ggjBFUYfu/CwsXbc8Feu9imYvwckLtzw=' 
WHERE 
  key_id = '044e84f9a86fa769c21301a2ac9657e5baaf91c4b4792feb0d787e4f29ab3c00' 
  AND (
    token = '0BOS/ZWnMX3ggjBFUYfu/CwsXbc8Feu9imYvwckLtzw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )