UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L0YifJjklELIk5UXLq3BwSKq2hUre75BzXE8QLlXBuI=' 
WHERE 
  key_id = '53a473889fbb51e18abe585b450fda4158faa7084a87a366d2d81de56ff2d4ab' 
  AND (
    token = 'L0YifJjklELIk5UXLq3BwSKq2hUre75BzXE8QLlXBuI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )