UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'btv97NQhj7ekF/Jz+8UyLqeZcTamewGcmlbUv6XsGLU=' 
WHERE 
  key_id = '5b1cc7d7402990f60c6a3b1b7c33014f585a27a06d6f81817d215af13119da9b' 
  AND (
    token = 'btv97NQhj7ekF/Jz+8UyLqeZcTamewGcmlbUv6XsGLU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )