UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u36/JVvfQv2NrBbvKnkfLYyQdgqEBNuLdR1dC97suz8=' 
WHERE 
  key_id = '38f98b907fd2a632d8db4eca8beb286a94f94c93eb57e067df108302f1805dac' 
  AND (
    token = 'u36/JVvfQv2NrBbvKnkfLYyQdgqEBNuLdR1dC97suz8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )