UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MWW3hV4n8faXYU3fxNOiK5LJ/QwiG5N6QPA56+PYzEo=' 
WHERE 
  key_id = '53da5fec7308f0560dcce15ec6b19747376f64d2344f13ecdc9b8c036d4b2087' 
  AND (
    token = 'MWW3hV4n8faXYU3fxNOiK5LJ/QwiG5N6QPA56+PYzEo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )