UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N09LWQjBaaDcrWeHeuneREbcQQSmVCc4nxY+uT45FsM=' 
WHERE 
  key_id = '83bd1256f0166e6bf670b7a6b17d9323c1619d40d1d698b66274f5f91b6c9d62' 
  AND (
    token = 'N09LWQjBaaDcrWeHeuneREbcQQSmVCc4nxY+uT45FsM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )