UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'shK+5I5VVN2WeCRBuv8wJrfw4qNehkgiCZNP89kHwpg=' 
WHERE 
  key_id = 'b6ba2665148a7f8da58962a2096e27bcea5856947a76f7a178b7cf79e9c6d51a' 
  AND (
    token = 'shK+5I5VVN2WeCRBuv8wJrfw4qNehkgiCZNP89kHwpg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )