UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gTDAkLcG7r+V8GaYtAXz//164+obc01Msw61/L22XsU=' 
WHERE 
  key_id = 'dc555a9b923c8931199b662730ccac20629e8c27e2145ad255ab464375862cbd' 
  AND (
    token = 'gTDAkLcG7r+V8GaYtAXz//164+obc01Msw61/L22XsU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )