UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Eupo2xqBfTty1PXg9W4jgtqkifBG/ccm5Bm+zzev/M4=' 
WHERE 
  key_id = '975f4d8b42946878bcc95825ccd6df8b9dd8a9b4efab61c7cccd6a1e764af48f' 
  AND (
    token = 'Eupo2xqBfTty1PXg9W4jgtqkifBG/ccm5Bm+zzev/M4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )