UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eEk8nqAr5W+ffTKfYO4bke0RPkYL9FBmKqFubb+4mHs=' 
WHERE 
  key_id = 'c34cbb05cfc40dcecce4f4de94e748de9ccd5409e45eb13157757798255c7334' 
  AND (
    token = 'eEk8nqAr5W+ffTKfYO4bke0RPkYL9FBmKqFubb+4mHs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )