UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gQgLNixnqd8L6CE+zEghF1I1iFeP8lQOss18YMUYIus=' 
WHERE 
  key_id = 'f33954909765eee5a668cd138a79390e4b76f3a7ccbf047d62d43313d9453b91' 
  AND (
    token = 'gQgLNixnqd8L6CE+zEghF1I1iFeP8lQOss18YMUYIus=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )