UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BzWAryNonFOtzLx35qdLZbIX1pb6G8PJBnGzXHVrSfQ=' 
WHERE 
  key_id = '55feafbe59b75cd4383fbcbe825ecd34aaa575edda0deace9c55d9e6af637518' 
  AND (
    token = 'BzWAryNonFOtzLx35qdLZbIX1pb6G8PJBnGzXHVrSfQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )