UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dO38QixLYojdkh9XDU8sZEbevPKMUYUK6bHEJ07FkQo=' 
WHERE 
  key_id = '79dc6a7f8ac7691c6135fd686e21a2ffa2c4775aa56b66ace2e3f267dc9f7b6c' 
  AND (
    token = 'dO38QixLYojdkh9XDU8sZEbevPKMUYUK6bHEJ07FkQo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )