UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MZJkN2XDeE5gVXwbPX973AKt6wd5Cr0IhCE703h+45w=' 
WHERE 
  key_id = '9f47759b71e87e14518a55c0f25d23999ae7ec8544ef0ee803860f5c005f24f9' 
  AND (
    token = 'MZJkN2XDeE5gVXwbPX973AKt6wd5Cr0IhCE703h+45w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )