UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r7ivh7S4ah4Rpryw6S9mFDFpLNsTv5P8WdY+RC1A554=' 
WHERE 
  key_id = '688ec848f717a034704ae121bce676d9cbb6024227c87f97b85b7fac054c4c8c' 
  AND (
    token = 'r7ivh7S4ah4Rpryw6S9mFDFpLNsTv5P8WdY+RC1A554=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )