UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4aJizow7e0kX76JBbQ7W6bO1XBau6PKtGPpdzsA3QDY=' 
WHERE 
  key_id = '08684b91c7f23872c3350c1108641df07b2bbf8be3012e88979daee088537afa' 
  AND (
    token = '4aJizow7e0kX76JBbQ7W6bO1XBau6PKtGPpdzsA3QDY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )