UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ep/84woyZu+Rb25xPf1LrOVvyAjxzmy/buCMjhNBiPE=' 
WHERE 
  key_id = '29a43204d6766983bacafbc033b4fb2663d3188af64ebf194bf06c9ff28641de' 
  AND (
    token = 'ep/84woyZu+Rb25xPf1LrOVvyAjxzmy/buCMjhNBiPE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )