UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2b1CAYVaE2F0TyAIjpvo3Jn66sJMT2kj5W/AAfY+3o0=' 
WHERE 
  key_id = '84145d4ac04a6a8fa146324ae89709b75efd314e1285ed35c08bb47f341a8399' 
  AND (
    token = '2b1CAYVaE2F0TyAIjpvo3Jn66sJMT2kj5W/AAfY+3o0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )