UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x/cxt9Sb8g6tAN5XQ3P9oipI0ll8NHlSrIYVNpwFM1Q=' 
WHERE 
  key_id = 'b2c7bb6f63632dcd8861d80a8d160f15138c546edddbf976332abd8178b6b9c3' 
  AND (
    token = 'x/cxt9Sb8g6tAN5XQ3P9oipI0ll8NHlSrIYVNpwFM1Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )