UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gSrgMqkuJQc4Q0fXhxcyTwU25z9il0aNCeuhQsjNgG0=' 
WHERE 
  key_id = 'c6d92c69ce1ff9319308ddfa3fea144153d4600e5781d332ffae9884b7d4969d' 
  AND (
    token = 'gSrgMqkuJQc4Q0fXhxcyTwU25z9il0aNCeuhQsjNgG0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )