UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WQhbawWFyDMtb268es8jTmZA3FnvTEMYXtxUkDTN6/k=' 
WHERE 
  key_id = '46f8a2b935eb442c3f9002611e350fed18486e74e6ea0de1a331c6dc50fb2b6e' 
  AND (
    token = 'WQhbawWFyDMtb268es8jTmZA3FnvTEMYXtxUkDTN6/k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )