UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c+CVFclezE9PiOWsGQ0p7x3qSy+kcuG5D/MU+FZYvLk=' 
WHERE 
  key_id = '9971bde5c2849f82cae67a2888fc39ddd92be46be81205c5085c786f8323859c' 
  AND (
    token = 'c+CVFclezE9PiOWsGQ0p7x3qSy+kcuG5D/MU+FZYvLk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )