UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rCz6EtRvYhKygoqeahYIpXKmif+A7SPmzEtP784KZXE=' 
WHERE 
  key_id = 'a99e886f6e95a8d45cdafba3de4df06d879731285f84ca60162983247b95a207' 
  AND (
    token = 'rCz6EtRvYhKygoqeahYIpXKmif+A7SPmzEtP784KZXE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )