UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WkQPtzo8mJp+5yHYNlg1Nco17XNs1hYXaXbVdFM8RtU=' 
WHERE 
  key_id = '1a8edb147916dfdb1dc6c7d6e1198bb2c40279f57738eb90ec4f3a522ca99920' 
  AND (
    token = 'WkQPtzo8mJp+5yHYNlg1Nco17XNs1hYXaXbVdFM8RtU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )