UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8QsNwQw1XihmnJkovyg/o0t/LOtCPkxdjXDiGMVv6Lg=' 
WHERE 
  key_id = '92f16f1eef0be309faa68fabb9ac0e7d88a588de5cc652cb334cb8d54bfeec16' 
  AND (
    token = '8QsNwQw1XihmnJkovyg/o0t/LOtCPkxdjXDiGMVv6Lg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025