UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zBH+KB4wzFhuaEmjBp3GbpTGS/XNjTdGq275PQRYUQk=' 
WHERE 
  key_id = '6a8ec7fdeaaa1a16ca2f183735ea2dc5ebd76846dcb4ec06c6a40494bf75d37e' 
  AND (
    token = 'zBH+KB4wzFhuaEmjBp3GbpTGS/XNjTdGq275PQRYUQk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )