UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hasSlz2Qnfp0WTIrCN/JiTxyg6DwB6h03/tk7+FjNm0=' 
WHERE 
  key_id = '48c2b11f4471eafcbdf0a4904b3da9a4f8bf0a7ba008cf79709a87ce89fe101a' 
  AND (
    token = 'hasSlz2Qnfp0WTIrCN/JiTxyg6DwB6h03/tk7+FjNm0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036