UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6bpqQ3KLX1vDcktQTXi3k2pFY+VLQ2zmuHdQiKPB+x4=' 
WHERE 
  key_id = '421f0421a85564f9f708a01b38381942b86b7f5ea4ebb9c8cc01ba0e39a2ca1d' 
  AND (
    token = '6bpqQ3KLX1vDcktQTXi3k2pFY+VLQ2zmuHdQiKPB+x4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )