UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/7AKvDGLiymnsi8ede5xgD1Lq4jGZtsgqMIaVJNEoeg=' 
WHERE 
  key_id = 'cb0c725ddafec85d5d32b9abe3e6cf5ee7adf060bd77fada87509dbfcf7faa7f' 
  AND (
    token = '/7AKvDGLiymnsi8ede5xgD1Lq4jGZtsgqMIaVJNEoeg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )