UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OWiW7VMGCw3lc8gXylJzW4V8sdFdPVgkjFExqU5agDc=' 
WHERE 
  key_id = 'ea0494896d114128515fd76dea690ad30cf98cc679a3f2a82a1bf2730321400f' 
  AND (
    token = 'OWiW7VMGCw3lc8gXylJzW4V8sdFdPVgkjFExqU5agDc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )