UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5pjBCn4W5rx7dbzyiqNyZbNBrL3JeMf+sVJ7OkmKoho=' 
WHERE 
  key_id = '7b249458f8a5e819f91724b4ec9ad670224a09a0abd7a7707dcb86e2a580fd33' 
  AND (
    token = '5pjBCn4W5rx7dbzyiqNyZbNBrL3JeMf+sVJ7OkmKoho=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )