UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g81BxABIehnBy1KbU/VTLam59mEuc7aijCEYMC5CmRQ=' 
WHERE 
  key_id = 'c8904f51aaa01593286514404f3c4f2b5ee264ef599c3b42008f1208cd09a04d' 
  AND (
    token = 'g81BxABIehnBy1KbU/VTLam59mEuc7aijCEYMC5CmRQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )