UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tr8aZ170AqO5byzt6e7lsvZVo8X3lcP64eXrUriAXCc=' 
WHERE 
  key_id = '991a746c5f6d3d27e68c80e53175ce64710f3f132b5842ec4b272fee3f7ffee9' 
  AND (
    token = 'tr8aZ170AqO5byzt6e7lsvZVo8X3lcP64eXrUriAXCc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )