UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zZyEzrhJov+XskVaYtgPK4Sg5hvrJqc+fomxmdNwRzc=' 
WHERE 
  key_id = '9a1213169eac92c2728b5758b02ba6c6747df9f9751e9996ae649d0da1dca114' 
  AND (
    token = 'zZyEzrhJov+XskVaYtgPK4Sg5hvrJqc+fomxmdNwRzc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )