UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vk6L2iuu7Ffal5pXWvWHIE97kTj5+vMrj/gVosI8rmY=' 
WHERE 
  key_id = '0e2ddf2b4336908fa098ddde3194cf91e13c81f2d0c952f208ee203d215c5ee6' 
  AND (
    token = 'vk6L2iuu7Ffal5pXWvWHIE97kTj5+vMrj/gVosI8rmY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )