UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UYPcJzqp86jTFnQ5KxowMYC4YZ5VlmagRsG2JJmp5UA=' 
WHERE 
  key_id = 'c1ebb8af315fa9f173fc97000d10dbc787a4ab0e1332903398895eff83e188d3' 
  AND (
    token = 'UYPcJzqp86jTFnQ5KxowMYC4YZ5VlmagRsG2JJmp5UA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )