UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mhAOT7aj5xLqRS9aDO6LZXuOhq5ggcNuTap6AOmjhjw=' 
WHERE 
  key_id = '4b895bbff85c595ef4ffeb6eb488938047b919137312f1a3446f6478da1c96c1' 
  AND (
    token = 'mhAOT7aj5xLqRS9aDO6LZXuOhq5ggcNuTap6AOmjhjw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )