UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nxLWMC83UtukFyb2KOjRj7tRA3VXvlUxKLaWVxyXGkM=' 
WHERE 
  key_id = '26db301b6d3eba0411b509fccf031dc96d49c3f6a86b3e086d1b6424137391d7' 
  AND (
    token = 'nxLWMC83UtukFyb2KOjRj7tRA3VXvlUxKLaWVxyXGkM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )