UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ROvvo7WfUvjGA8VtKnYzwDvmuvUWBAEZAnnVpPecmNc=' 
WHERE 
  key_id = '49d334c93df46751a81b026bed752e7f16412e7d80923f19f1f28444f7d20ad3' 
  AND (
    token = 'ROvvo7WfUvjGA8VtKnYzwDvmuvUWBAEZAnnVpPecmNc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )