UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n2GfFOjahhekXGUCr9tiXZTf0S+XbeSt/upx6TUPDPg=' 
WHERE 
  key_id = '89a3001517ac4d96e7f33da7faf6d591c8734009e12ffb8289b8c2e792ab476a' 
  AND (
    token = 'n2GfFOjahhekXGUCr9tiXZTf0S+XbeSt/upx6TUPDPg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )