UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RKLZQqwTWekLO71wStjaCUXeSrKpjIhvBPZgTlz4LUQ=' 
WHERE 
  key_id = '74c4532fa5f98863972d22aca44b2c21b3bf6e9935fa9cfbed60735e43107eb0' 
  AND (
    token = 'RKLZQqwTWekLO71wStjaCUXeSrKpjIhvBPZgTlz4LUQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )