UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QuGhx7V6x9NK/1errdcmuRULnPCUZ0ECZdf6wQCCn/0=' 
WHERE 
  key_id = '6a93da6de81c22e3e497cd39ac9ce3418b65de9e48f23c69e1e312d5185b4948' 
  AND (
    token = 'QuGhx7V6x9NK/1errdcmuRULnPCUZ0ECZdf6wQCCn/0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )