UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VQERZsQFHr1KXgsLPhsy38sCmAS4Dzs9WIg9G3fK4GA=' 
WHERE 
  key_id = '55cfaebc405274056c76d55b8048b0302ef489adab70fc4c7781add5c4768164' 
  AND (
    token = 'VQERZsQFHr1KXgsLPhsy38sCmAS4Dzs9WIg9G3fK4GA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )