UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UNXRp1RHk3JmpzENRgkWpLV1pJKGS2bgJONBKlKkFok=' 
WHERE 
  key_id = 'a6f1a20a94a1347f3734161d3b5b2d7e5facb46510c2e2fa23c71a9ab752a169' 
  AND (
    token = 'UNXRp1RHk3JmpzENRgkWpLV1pJKGS2bgJONBKlKkFok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )