UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RT5YDUa9o5Tqa7K/w4bZAOKZ9WVK/jPNtMyXdKvgKeM=' 
WHERE 
  key_id = '3c16c71eb6bca5aa00dc0159b695a2d82e1de36778d5d6e7b3731718342fa171' 
  AND (
    token = 'RT5YDUa9o5Tqa7K/w4bZAOKZ9WVK/jPNtMyXdKvgKeM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )