UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XmnqB3GHELvkp+72a+OP34/zu9KZ0ERAUDtv6lzE2ks=' 
WHERE 
  key_id = '9f24dd0a9c344ab8eacd4ecaab438f86b71c331f798f3dfaa5c27887f743929c' 
  AND (
    token = 'XmnqB3GHELvkp+72a+OP34/zu9KZ0ERAUDtv6lzE2ks=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034