UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'kLcnAJjH9OFMFyUVKQMIQuIDmVr/uqHuxAdVNpwwktA=' 
WHERE 
  key_id = '258a6da4276e9e4aa36837a417fba72a6b04e497b80f775baf65ac15a28aa861' 
  AND (
    token = 'kLcnAJjH9OFMFyUVKQMIQuIDmVr/uqHuxAdVNpwwktA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )