UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n0uaMrct4okjfQtnrRm9jM37jfK2t3oRXX8o7t3sCSs=' 
WHERE 
  key_id = '7c538c0de00e30bc62e0ea88c576e27d3a63657beab6cbe73250a1cfad1c7f04' 
  AND (
    token = 'n0uaMrct4okjfQtnrRm9jM37jfK2t3oRXX8o7t3sCSs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )