UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gNMtzkYYfPErLc6ZvzbwSTajEBEDPvjFrqGxcLZHP+U=' 
WHERE 
  key_id = '4c5cd48df8e5204946e1d9bdc5965421d3f387c009dd9c3b9d7fdeccd6724a46' 
  AND (
    token = 'gNMtzkYYfPErLc6ZvzbwSTajEBEDPvjFrqGxcLZHP+U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )