UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Arx7HqJbqGNf8VamPkMf6fztEaSFUivIfe17V8f4U3w=' 
WHERE 
  key_id = '30c568f8f106497a9e521027424ad98f0a6f120b668caeeb01abee316fff9347' 
  AND (
    token = 'Arx7HqJbqGNf8VamPkMf6fztEaSFUivIfe17V8f4U3w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )