UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PkULwPeDKCO7brL5Ly6MRpSWvB4PcNhX0tz6UfNHGMY=' 
WHERE 
  key_id = 'c79e37be96d43cb7444724ea42804da2240dcac39cf5ed591589b41098e50237' 
  AND (
    token = 'PkULwPeDKCO7brL5Ly6MRpSWvB4PcNhX0tz6UfNHGMY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )