UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GEi1mLYb7YA295ymRl5fkvA9HObWSCSnmuEzldKlLqk=' 
WHERE 
  key_id = '397e86a91adf06e2ee596ad27b66f17414befa84a91823a7fb6681a517001982' 
  AND (
    token = 'GEi1mLYb7YA295ymRl5fkvA9HObWSCSnmuEzldKlLqk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )