UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7epHm7WkFygMs06GLcjDfJv47bd2lFo4tTM/VJ1X2tg=' 
WHERE 
  key_id = '7d9dc0501aab7dcf99777706cdef6ad5a67f55f794b2ae3f170d8ba2ce8a88be' 
  AND (
    token = '7epHm7WkFygMs06GLcjDfJv47bd2lFo4tTM/VJ1X2tg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033