UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kC6/brhIAvjVU2ELbteHx7xQdwX1LJRq8aLVPDSfMz8=' 
WHERE 
  key_id = '0627483efc3c2e94a81b31a212139f0a02653df4474eb406eb12d6c89c8c2776' 
  AND (
    token = 'kC6/brhIAvjVU2ELbteHx7xQdwX1LJRq8aLVPDSfMz8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )