UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LHN1u5KdSuyURW5q7bFhqj3z+/hGwxeIUJqM3xvL67s=' 
WHERE 
  key_id = '921eb44a3edd0d5e04a240f81b240441ccb347cbf567b26cc6740e7d0914ce38' 
  AND (
    token = 'LHN1u5KdSuyURW5q7bFhqj3z+/hGwxeIUJqM3xvL67s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )