UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9dJF2HlDx+u0hdbMBu5ezmb7ttb0Db9LBlGfBK2NAHA=' 
WHERE 
  key_id = '411e787d7c604cc31efd6233b68a5f6023a809aed28929601c3e1a2fcd0bbdad' 
  AND (
    token = '9dJF2HlDx+u0hdbMBu5ezmb7ttb0Db9LBlGfBK2NAHA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00024