UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k0XwSxF5fWCJTSblIIG04HY+iC51j0u8szJ0MdFB8UY=' 
WHERE 
  key_id = '39ab896c42dd12b1633e66caea2de0f1a568163ab52bde95f0487b33af2e6ff1' 
  AND (
    token = 'k0XwSxF5fWCJTSblIIG04HY+iC51j0u8szJ0MdFB8UY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )