UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6VPfWkENUo1HVMLf4fFdgiQtt7S9QGWp8TNYfBxdGAA=' 
WHERE 
  key_id = '786d82d2badd832a3ad5f96e469a81ebb04af3ecf32eaffd7c85482fa85e06df' 
  AND (
    token = '6VPfWkENUo1HVMLf4fFdgiQtt7S9QGWp8TNYfBxdGAA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )