UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gpknba16WkG9gZYRKkcr86rgE7ptTa1bG+btQRdCK1w=' 
WHERE 
  key_id = '53a7e686b0556cc47294c80f6ec9c1d1372fbd0ce4eecf6c444be3e96d8822e8' 
  AND (
    token = 'Gpknba16WkG9gZYRKkcr86rgE7ptTa1bG+btQRdCK1w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )