UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CSvQgxsz+FfCYjg84+qfjNaDfuYtM+MAkR9O4Kd4ess=' 
WHERE 
  key_id = '256545d192698d795e0662f4bb77cd20a78c137ee13e5a1273c056cd710380c8' 
  AND (
    token = 'CSvQgxsz+FfCYjg84+qfjNaDfuYtM+MAkR9O4Kd4ess=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )