UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Et/tmgAfMDgKrD31RWXI7EtT0V4CFexTe0mrZmj46mA=' 
WHERE 
  key_id = '997fa06ab704ec66930c01266f965928950f96d84c73488ab33b97b03d3468c8' 
  AND (
    token = 'Et/tmgAfMDgKrD31RWXI7EtT0V4CFexTe0mrZmj46mA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )