UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MR/+dfhGKjtiUNPZ6vnSsfUaP1LIcoa3dgaiZtWrux4=' 
WHERE 
  key_id = '77b23e43f96f6e8730b0986c7115caefcb35dc1e9bd339459ca48d2ebb37fdde' 
  AND (
    token = 'MR/+dfhGKjtiUNPZ6vnSsfUaP1LIcoa3dgaiZtWrux4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )