UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v51Xsz+XV+SMQN9GXXRyXKqxDFdidGO6SDqoPYShhmg=' 
WHERE 
  key_id = '8147650b903dce85c72682e9618849a740fa7658507d3b045cd1232b228d903c' 
  AND (
    token = 'v51Xsz+XV+SMQN9GXXRyXKqxDFdidGO6SDqoPYShhmg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )