UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b3GtdqufYUCkETwMe0agutocBlbp4/6NySKtH+6tWLg=' 
WHERE 
  key_id = '50c987aad1398a2372a740a918c8fd98fd0f4ccc18d1c1512da6d84001e5c6e8' 
  AND (
    token = 'b3GtdqufYUCkETwMe0agutocBlbp4/6NySKtH+6tWLg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )