UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bqdLNSo1w79mNDv5DYIpV2Bx3TIoc8IfHn3QUwd86/I=' 
WHERE 
  key_id = '4c70988085c1e475535181c079e53db59de476b44e69813970a9259daf337e87' 
  AND (
    token = 'bqdLNSo1w79mNDv5DYIpV2Bx3TIoc8IfHn3QUwd86/I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )