UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CG9MVVucqMePLL6mnDEBuUt53UrEDotNGkN1oUfL2I0=' 
WHERE 
  key_id = 'b4bc0a967c3b942e437a721da76e45fd5ff91bc5b638088317b46d53e6f069f4' 
  AND (
    token = 'CG9MVVucqMePLL6mnDEBuUt53UrEDotNGkN1oUfL2I0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )