UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n4CHInHZBNIsZafMg0BUkwPHhNsmiVVxwXRyMoOjqow=' 
WHERE 
  key_id = '43254959a4c89d495cd8568a4fbc0366d6a6c8b34faf946aaafb83d5572d815f' 
  AND (
    token = 'n4CHInHZBNIsZafMg0BUkwPHhNsmiVVxwXRyMoOjqow=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )