UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PLQS6e+TplkErux6341rY93MJuitqJj9DO5qT0OXMMg=' 
WHERE 
  key_id = '5a6e81af20d0b787cc15a7c5ee62e77d088ab53d183bbda4db85c8a6f46ccdbc' 
  AND (
    token = 'PLQS6e+TplkErux6341rY93MJuitqJj9DO5qT0OXMMg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )