UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'F/nSdgXBldzn+YQR2N5YbzIIgTnPGtXCUzOEh7SFOec=' 
WHERE 
  key_id = '93e3a5904433753940d3de9090bc2ac21503bda6faff2a038d729237c39b9e0d' 
  AND (
    token = 'F/nSdgXBldzn+YQR2N5YbzIIgTnPGtXCUzOEh7SFOec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )