UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ek+3Z+sr+kpy8iQDPXZ1wobRGIzRhFNGUErQXpjbuPs=' 
WHERE 
  key_id = '783dc0de319ddce4dc1378f54d3c4c151e54b296b56b6755404b8db9002ce231' 
  AND (
    token = 'Ek+3Z+sr+kpy8iQDPXZ1wobRGIzRhFNGUErQXpjbuPs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )