UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n4QzOtIKUnJNSzIm8GXnkwhFGraJ+H/5pMcwU29GJfc=' 
WHERE 
  key_id = 'a3bc9b467a3a75e81aa0a47c9340546c8f68638308e818da38d9a94a7156c3f5' 
  AND (
    token = 'n4QzOtIKUnJNSzIm8GXnkwhFGraJ+H/5pMcwU29GJfc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )