UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JLlzAiAOUSaGG6qAmrT2Mkt3bmC/2gNUJ5oc/0IxlDU=' 
WHERE 
  key_id = 'b7797168ffcb8cd4e41b3fd117310b834fe60c77e27d85214576e7f0e729e18a' 
  AND (
    token = 'JLlzAiAOUSaGG6qAmrT2Mkt3bmC/2gNUJ5oc/0IxlDU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )