UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RkS6Q0Q2CmMRrpNM0Cb9QcHNpVrZ8ToizZIfCGIXR7g=' 
WHERE 
  key_id = '8fb49b53fd2c7f11839f480627b09691ddde09d17583a91fae07d0284de7d4e3' 
  AND (
    token = 'RkS6Q0Q2CmMRrpNM0Cb9QcHNpVrZ8ToizZIfCGIXR7g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )