UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mz8xnUJINMXwPHmboHYJYjZ+ZXyF3vvJvEcrom8SnKQ=' 
WHERE 
  key_id = 'a823a3fde29242b201e333faf235436bd777b082f3c4a7da8f9e8cb25cebc902' 
  AND (
    token = 'Mz8xnUJINMXwPHmboHYJYjZ+ZXyF3vvJvEcrom8SnKQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )