UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CN63wLCFg7XF4BWOAVMQLiBK6Df1IVVYxDoVtt7bn0w=' 
WHERE 
  key_id = '7976abb72ed50944e9fab9608e88766c7c4ff971290486dffb83a498c7aad17b' 
  AND (
    token = 'CN63wLCFg7XF4BWOAVMQLiBK6Df1IVVYxDoVtt7bn0w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )