UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v+EqZOLl2575+pcTfMVyzMeTuKjs/Jty/V38ZaMD8V4=' 
WHERE 
  key_id = '5c6c7aa90378d1c9ab8344411d6d62429be3eeeade85b254ee7f5cd65f14aa48' 
  AND (
    token = 'v+EqZOLl2575+pcTfMVyzMeTuKjs/Jty/V38ZaMD8V4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )