UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8nEaz+nnnD2KNLpvAuMj8SZmqioyl85t8XBKbFAiFws=' 
WHERE 
  key_id = 'ae6ee5840880dd1607b09b1c49889b301801f3f919eb12210db68957fd479214' 
  AND (
    token = '8nEaz+nnnD2KNLpvAuMj8SZmqioyl85t8XBKbFAiFws=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )