UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BejVJrzxslpKfZcahHrCtb69pPhkAW7GmqMtwBbo5PI=' 
WHERE 
  key_id = '7b5ef81a778ad0c760c6341ceef37cbae4c96cfa293822d4b9b84969b2533008' 
  AND (
    token = 'BejVJrzxslpKfZcahHrCtb69pPhkAW7GmqMtwBbo5PI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )