UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q/2lJMP11EaHh058MqP3hD+8Y/dSGhFcyvbjauk5Q5E=' 
WHERE 
  key_id = '50c36dbe8ee415fa8d0b8ae7eeff31c7be7f1a2dfa9ce8b4308d575db6b4c59a' 
  AND (
    token = 'q/2lJMP11EaHh058MqP3hD+8Y/dSGhFcyvbjauk5Q5E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )