UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WnUfp1ESxwH79jw56BhPToev3FfBRCfhASiOFbzqgak=' 
WHERE 
  key_id = '8850b516c86b405144c91b43553fe751efc2cd707d2e3446e27ac215766f5304' 
  AND (
    token = 'WnUfp1ESxwH79jw56BhPToev3FfBRCfhASiOFbzqgak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00012