UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NBpVoEjgq/LzEm/9KPc5+jD8vb0VwSyc6PVec+IQCHY=' 
WHERE 
  key_id = '73734dc920d3fca81eda4d03013585003a5cadde80c6b7a0da183ebacd7b92db' 
  AND (
    token = 'NBpVoEjgq/LzEm/9KPc5+jD8vb0VwSyc6PVec+IQCHY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )