UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6CDatxr72EDGpiQSrWeTbLAwo3JLDBJSuEtYxRcVGAI=' 
WHERE 
  key_id = 'c6b6563bcb88459fbd22da28b50f8250d365d2f6cd8dca056c46082e3f5b8968' 
  AND (
    token = '6CDatxr72EDGpiQSrWeTbLAwo3JLDBJSuEtYxRcVGAI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )