UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g0HThZ8cMDRCsQsFdTs1kZpaaTRo8VTv9c2STJntLcU=' 
WHERE 
  key_id = '51af53d5835f40f6bf92d67ae9da31f5b83e972feb6bebe404c11563af79abdf' 
  AND (
    token = 'g0HThZ8cMDRCsQsFdTs1kZpaaTRo8VTv9c2STJntLcU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )