UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qq/kdMF1OvxJhX0WJxm+xosz1VuQxZKqfnJnHq5KdYk=' 
WHERE 
  key_id = '2b5aacde073400fc03f7ac0127ca167804146ebb1ffbcca8fcfc0f4fd047d849' 
  AND (
    token = 'qq/kdMF1OvxJhX0WJxm+xosz1VuQxZKqfnJnHq5KdYk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )