UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e/6KqAF8CAHLQZgNtZcO+sNxioqlBJFnEZO8R1uH/Wg=' 
WHERE 
  key_id = '83a626ac758af0341a4fbfba9509c1c84315b215db2aa5a1573620867f68e763' 
  AND (
    token = 'e/6KqAF8CAHLQZgNtZcO+sNxioqlBJFnEZO8R1uH/Wg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )