UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oxLYpwPes+dRbIYhQzDZcGSezLBhgf0Kv7uNJNZ1KZU=' 
WHERE 
  key_id = '4a2f826b91ca77d85bc92b6b2a99363a5976c3515f6f9038f9af154dce97066a' 
  AND (
    token = 'oxLYpwPes+dRbIYhQzDZcGSezLBhgf0Kv7uNJNZ1KZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )