UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YltFIYEI0sya68UOLIZfz9pV8/9+x+CojufNtOmTW3U=' 
WHERE 
  key_id = '5c428b8f39a03ac8eb1e152e0e07130f6c3f34af73803569ddb65c7593636b40' 
  AND (
    token = 'YltFIYEI0sya68UOLIZfz9pV8/9+x+CojufNtOmTW3U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00051