UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mN/xR31yzh5bwu+8zcmcmkl7IKRM2nZ4/I1uU/t07hI=' 
WHERE 
  key_id = 'c45a10d8e032337218d687e799bd0e1dd1e553577fb3e84b2806a4c46931095a' 
  AND (
    token = 'mN/xR31yzh5bwu+8zcmcmkl7IKRM2nZ4/I1uU/t07hI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )