UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mLxc5rmgPJBnCI8r6B++nZZlLIIKSqT4CKYg9mG59AU=' 
WHERE 
  key_id = 'a648e04b382d6d0b987178d5af66c1bdc213b41517ade2da6bc7f5d187820161' 
  AND (
    token = 'mLxc5rmgPJBnCI8r6B++nZZlLIIKSqT4CKYg9mG59AU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )