UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '64XsZ5LcnuEuyQnL4k9vWtaL35hlt8dGWykTIWeRYUo=' 
WHERE 
  key_id = 'b5710d950ee4ac6ddf526f684276bc8a2e4fb9c980029150175de5b9895b49f0' 
  AND (
    token = '64XsZ5LcnuEuyQnL4k9vWtaL35hlt8dGWykTIWeRYUo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )