UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eH8wgtD0Bfvwjf4WS5xj051BX8g/Km94BELPDGRpseU=' 
WHERE 
  key_id = '68c09a5c52afcee86c74c09a9f84d60083146e19bad887de14f0e59cb44b5277' 
  AND (
    token = 'eH8wgtD0Bfvwjf4WS5xj051BX8g/Km94BELPDGRpseU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )