UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U3SpKg7OdPyjikqwS7Tq5zzTLcrelvWWb6sgIKRaF7M=' 
WHERE 
  key_id = 'dc073911eb58513d7ebea8644f5592e3256b1fea52b6a2f79ed15a14f5061f8f' 
  AND (
    token = 'U3SpKg7OdPyjikqwS7Tq5zzTLcrelvWWb6sgIKRaF7M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )