UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eu5njqmN0ss3WfeUuNG3XBOpJBTEXtuDkf/7adHZo8A=' 
WHERE 
  key_id = '2b901b5c44b0e826868bdac2104a904f0c89e83358f7b6dd5bc243f88d91012a' 
  AND (
    token = 'eu5njqmN0ss3WfeUuNG3XBOpJBTEXtuDkf/7adHZo8A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )