UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UN0NzYNe7+2rkIgsla3upLjxXQB0l/ued+9K3R4Ey+c=' 
WHERE 
  key_id = '7b5a40d7e413ce31f4d22df4976daf09c1b4fd866c05c3beca426004cb73b3ed' 
  AND (
    token = 'UN0NzYNe7+2rkIgsla3upLjxXQB0l/ued+9K3R4Ey+c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )