UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4W+mAMFefb2P698iBIpzByTGvqHF2gXEwOZf+C8QS7k=' 
WHERE 
  key_id = '760a5dde0a5f6cc9b37befca4f1c4a19753e8680abfbc49ab1ea7d68ab3943a7' 
  AND (
    token = '4W+mAMFefb2P698iBIpzByTGvqHF2gXEwOZf+C8QS7k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )