UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zxBf4GG1mYJcGn/JV0ATtvgHzCFWXiGszuJH9WYKaxs=' 
WHERE 
  key_id = 'b268effe806ede229d2732a21b992eaf7346574e6e78098be0ea354b8b32a2dc' 
  AND (
    token = 'zxBf4GG1mYJcGn/JV0ATtvgHzCFWXiGszuJH9WYKaxs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )