UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'arht0xDl6P3ceVt19rLcob52yGHiMB1+HVdUbibG1BY=' 
WHERE 
  key_id = '594811b68d26dea7e42dc98728a2a50ee47d1413e7c3d606130ceff9c5c8c10d' 
  AND (
    token = 'arht0xDl6P3ceVt19rLcob52yGHiMB1+HVdUbibG1BY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )