UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RMCzlNtfP5JRKDOTZje5u3FSF28inlxAm/4txeCJ9yE=' 
WHERE 
  key_id = 'e4f08f6eac2b687acd489644a8646838f8c9b7c733ead8d96e26c07c97684f51' 
  AND (
    token = 'RMCzlNtfP5JRKDOTZje5u3FSF28inlxAm/4txeCJ9yE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )