UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oe2erEiwZKE9j88szCT9oRisl8qgQwrkYP58Q6bqBtM=' 
WHERE 
  key_id = '515a1c1b25a9cd680de27fe0f5c411e85723fcab9eb85f739b54e3426604fd9f' 
  AND (
    token = 'oe2erEiwZKE9j88szCT9oRisl8qgQwrkYP58Q6bqBtM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )