UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xk6RJzctmY02REDa87x8l22OT6UIFzuWNf+Osp18cI8=' 
WHERE 
  key_id = 'f15b2a0ce5a815d61b881be24a0bfa47a42340edcaab32790974a5f08178977f' 
  AND (
    token = 'xk6RJzctmY02REDa87x8l22OT6UIFzuWNf+Osp18cI8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )