UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RU5kVpIvX+xSWviE3NREIhtdUZPZFpZc7YD0swm2ufA=' 
WHERE 
  key_id = 'fab4a5f62f5c930b7639c46a661c7c5d49c4067d2245f44357c0e827c98af75d' 
  AND (
    token = 'RU5kVpIvX+xSWviE3NREIhtdUZPZFpZc7YD0swm2ufA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )