UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MRxBtql5JjJjLAbLl7615dFeoSvy+qryS09+lv1Kmbw=' 
WHERE 
  key_id = 'b8fb07ff3b4bcf8e014a8516a3faba18f63524130cddc29df34bf195243e29af' 
  AND (
    token = 'MRxBtql5JjJjLAbLl7615dFeoSvy+qryS09+lv1Kmbw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )