UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ujIK4ZDY0gLWMydpPn5XB9Ud8/czZulw8nhVmHrVeQs=' 
WHERE 
  key_id = '325692a5d584e2f8716a82223fd2f32c0e0abd99b029a418e1bb9be92f67752c' 
  AND (
    token = 'ujIK4ZDY0gLWMydpPn5XB9Ud8/czZulw8nhVmHrVeQs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )