UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gv/tmykvqfXBIgtwGlVSUT//B+t06/PVJebsB5bzu44=' 
WHERE 
  key_id = 'a92defa48e5b839d6ebf314a218e24f51d4450155841929a04439ac3bfc3f80e' 
  AND (
    token = 'gv/tmykvqfXBIgtwGlVSUT//B+t06/PVJebsB5bzu44=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )