UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eKARKwT9+7y1SFFlSy756VIk21OP8tLPD/yXY1BKfIU=' 
WHERE 
  key_id = '8fd7eb26cb4fb4ca56d9357cc20e038762ce29f401f7ee135ddf01de435373d4' 
  AND (
    token = 'eKARKwT9+7y1SFFlSy756VIk21OP8tLPD/yXY1BKfIU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )