UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+D6M9vnublAkenLw15XqwdfsM/GpSCgX6qXry2wqI/w=' 
WHERE 
  key_id = '7feb850297c0472c8b771c380be576b4b5c169893ff101536dbb5a86403f3e65' 
  AND (
    token = '+D6M9vnublAkenLw15XqwdfsM/GpSCgX6qXry2wqI/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )