UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'knPUIIEdEL3aGV/+gI6jnfWVpnqAHTSeDCN8xicdTO0=' 
WHERE 
  key_id = '7b5db3c3500b5149ececd69753f11e7bdf6fef4289aefc0e6384b0838393d356' 
  AND (
    token = 'knPUIIEdEL3aGV/+gI6jnfWVpnqAHTSeDCN8xicdTO0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )