UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BTF66pbap9DoRT4FHfmF1+3Wn7H2cCwxz3rTy6UzcEA=' 
WHERE 
  key_id = '5c1cf491d466803e96b8f444b3996046f979049b4afda89f8b75c7343479e9af' 
  AND (
    token = 'BTF66pbap9DoRT4FHfmF1+3Wn7H2cCwxz3rTy6UzcEA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )