UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'epGLrrJUF9R/D3njv+GcUaqC68RQYk93ThmW1FKGjz8=' 
WHERE 
  key_id = '2e4f23a39ae77aa09f4b42118c322edf8426c73da49220f501d0700b1fa37d49' 
  AND (
    token = 'epGLrrJUF9R/D3njv+GcUaqC68RQYk93ThmW1FKGjz8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )