UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wKB2LurTp5LW7/DebGsz4oD6wj6AU55WytSxJgpyxhc=' 
WHERE 
  key_id = '82d847b345798003d84061c2c6b945cbd1befc3dba7334cab1268425bdfa21b5' 
  AND (
    token = 'wKB2LurTp5LW7/DebGsz4oD6wj6AU55WytSxJgpyxhc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )