UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'knCu/M5Z+ktf++1xYWqpKTyLZXUviT7d8XNPx5Ndm1o=' 
WHERE 
  key_id = 'b3231bde4e23fcac787551af5168e6b6746320b5a71b13ea6323638a663ba8dd' 
  AND (
    token = 'knCu/M5Z+ktf++1xYWqpKTyLZXUviT7d8XNPx5Ndm1o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )