UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U2LbKjx+HN8Wh2QAw2kwEqqfLdPhIA92iDBNqz0g/30=' 
WHERE 
  key_id = '85d38242d761c66841d2d135b671ee1be9533cd4dd17859ddbb8e64cc29a371c' 
  AND (
    token = 'U2LbKjx+HN8Wh2QAw2kwEqqfLdPhIA92iDBNqz0g/30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031