UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vUVXrNhHCbeqyxgd0u9aqWOd10Dtg937/0r3lyI4cgU=' 
WHERE 
  key_id = '4d5f76dc73f07de8eac89434dd4b2eaed2ec01ac07bf0408c24caa5dd3bc0d41' 
  AND (
    token = 'vUVXrNhHCbeqyxgd0u9aqWOd10Dtg937/0r3lyI4cgU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )