UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4HJ5vtIicmIojqmS09n4oUI2rUhuTP75G6MK9iOjby0=' 
WHERE 
  key_id = 'a1f4b50356616cf37fec91447723f78a49b7f5c265ca3e5ad9a385a6322b98db' 
  AND (
    token = '4HJ5vtIicmIojqmS09n4oUI2rUhuTP75G6MK9iOjby0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )