UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lTL/XQI/EZUqvOEs2f+5VV25XUejFip4IeXOvruk2C4=' 
WHERE 
  key_id = '39c91fd79f83ab4a455e698dbdf1defcd2780b8de67b1c595f3f09391bb15c6b' 
  AND (
    token = 'lTL/XQI/EZUqvOEs2f+5VV25XUejFip4IeXOvruk2C4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )