UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EUu7WCn4gnWQVXB2fvbn+Y/OtQjcDKpj7nYkkxr8QXY=' 
WHERE 
  key_id = '4a91dcf8f2cd061b0e4e78758637a5cc3c96413cf07d826dba0a6c15c58a8122' 
  AND (
    token = 'EUu7WCn4gnWQVXB2fvbn+Y/OtQjcDKpj7nYkkxr8QXY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )