UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KOnHNuKlAIR91mxXO84TjncyYhWhlcq2+7nX8+ASGCA=' 
WHERE 
  key_id = 'b4d3fcb6ecc555082e39f8a46823c76f17ee20790c912495620f60cab496a705' 
  AND (
    token = 'KOnHNuKlAIR91mxXO84TjncyYhWhlcq2+7nX8+ASGCA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )