UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cG86KHjsj5hOLhGgYEAXgz4lEGoJfO74kMJ3W2p56lc=' 
WHERE 
  key_id = '6889d7900b8cbd730a652b137aab33a220cca69a499b2041685693db0053e14c' 
  AND (
    token = 'cG86KHjsj5hOLhGgYEAXgz4lEGoJfO74kMJ3W2p56lc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )