UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xrI1FjOMkovxWN9eLD8KKxFjhfc6F9rZCt24Mb4EspQ=' 
WHERE 
  key_id = '209ec8a7bedac2925095e9f05edffa747e4f33f515fee53754baa7328b0230c9' 
  AND (
    token = 'xrI1FjOMkovxWN9eLD8KKxFjhfc6F9rZCt24Mb4EspQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )