UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kUM2TRr9YVEbOJlNidGggxL2N7mgcuK8O3aeMsR1A+0=' 
WHERE 
  key_id = '518c460bd6409936330db7cc6ab6ec8a6ee664cbefdcbf9ca46ac760d2c245b0' 
  AND (
    token = 'kUM2TRr9YVEbOJlNidGggxL2N7mgcuK8O3aeMsR1A+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )