UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MktaC00OybTchCdO/S8c4fJaBOeZPovGn2+Lj13f/00=' 
WHERE 
  key_id = 'd7353dfcb668e54dc750a6f98520a06a86a8439744b302edf3ad9c3b88156270' 
  AND (
    token = 'MktaC00OybTchCdO/S8c4fJaBOeZPovGn2+Lj13f/00=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )