UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1z8vR9JBYiaXOv5lW2Xlq8Ttrdl5QXYme+VKAc4F5Bw=' 
WHERE 
  key_id = '51a7cfb77f3a4e627f27b187c4faf911f81b52e231565505c6edef2ec6d0dc34' 
  AND (
    token = '1z8vR9JBYiaXOv5lW2Xlq8Ttrdl5QXYme+VKAc4F5Bw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )