UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Usv/VXZk7HIVp3eLpolh727SWebb8rbVegn8YiED3SQ=' 
WHERE 
  key_id = '23c655acc3f9994b7613f4a34263f6e902882cdc4dd24bda99fdab3e7d8c731a' 
  AND (
    token = 'Usv/VXZk7HIVp3eLpolh727SWebb8rbVegn8YiED3SQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )