UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hV9j76ZfIz3ZT5iC91MXcWMiPFbg4ruV712FWNCc2fs=' 
WHERE 
  key_id = 'd51dd58a3674da326bb3e6897e51086182c8b5aa6ac9ef9d9eb28a41526129b8' 
  AND (
    token = 'hV9j76ZfIz3ZT5iC91MXcWMiPFbg4ruV712FWNCc2fs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )