UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vu8+VvrdYMG8D3y9umsrRfxOUtMUrNZLoc0qW0sQzrg=' 
WHERE 
  key_id = '2048971aeed4217751b7237140c6a684f66447158c9595a352533ae6b15bf208' 
  AND (
    token = 'vu8+VvrdYMG8D3y9umsrRfxOUtMUrNZLoc0qW0sQzrg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )