UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RLnVX6rBR204l7gyCIjz+ryP+lzcNRzl0hej68TUE1U=' 
WHERE 
  key_id = 'd639ee64415e57de8f26cc7622edf63e8e3dfb8ee884616736b2618fd6e5a5c9' 
  AND (
    token = 'RLnVX6rBR204l7gyCIjz+ryP+lzcNRzl0hej68TUE1U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )