UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RPRynLpPVUWfu1nglIOM6aPcLcRwa/dLjYQOxn02BX0=' 
WHERE 
  key_id = 'db6f66993b8d8ad7014eac399eb3d04f24efd9d637635e559d33b813418ffbda' 
  AND (
    token = 'RPRynLpPVUWfu1nglIOM6aPcLcRwa/dLjYQOxn02BX0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )