UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cjiyFwWb0/VfKue0ukuXYjQxo3qvN7fjEU4qGuSEcE0=' 
WHERE 
  key_id = '539d5b58c309fae565fa910b7cdda045982635fbc1cf6de322911f94d215f52a' 
  AND (
    token = 'cjiyFwWb0/VfKue0ukuXYjQxo3qvN7fjEU4qGuSEcE0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )