UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PZnya7F8P1Z/TMcTRl4V3j4kd/YPwaXyKyybVOUZoIE=' 
WHERE 
  key_id = '2273e906a9401ee02c52bc1abeb2239a014d83e2b9bae249060b7dd3701228d0' 
  AND (
    token = 'PZnya7F8P1Z/TMcTRl4V3j4kd/YPwaXyKyybVOUZoIE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )