UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L3aM3dIscPQG37b/zEezxh2T4BJCgvL0RGHA0PNJetU=' 
WHERE 
  key_id = '3b13350c689d141aebe4d4c6fef2e60eaf79c4fc82b705947aab09afb0836c43' 
  AND (
    token = 'L3aM3dIscPQG37b/zEezxh2T4BJCgvL0RGHA0PNJetU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )