UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zAMllg5TvAMno+p15kNCyObmWsh+lWVOvjmuJfWVqXc=' 
WHERE 
  key_id = 'c42d7ad52ca30ed802e5a06b12da3e919e737625f5817a173a72a080f44b8854' 
  AND (
    token = 'zAMllg5TvAMno+p15kNCyObmWsh+lWVOvjmuJfWVqXc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )