UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y/SDsmHZyS462LzaZe8HBFocd1jTs5SqU1IJ+7ESbBQ=' 
WHERE 
  key_id = '502a5501abf9fa49dca6004f9d21e8b460a28e673804f9d1c5e7e12769706296' 
  AND (
    token = 'y/SDsmHZyS462LzaZe8HBFocd1jTs5SqU1IJ+7ESbBQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )