UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lt0tghpS6TDVNSkV+P+MfV+jU41ABsc4J6fHFMTVBPg=' 
WHERE 
  key_id = '19b873853b032654644a4e9c9f603bd664553c2e1bc0fb88957c13e87a2f54c1' 
  AND (
    token = 'Lt0tghpS6TDVNSkV+P+MfV+jU41ABsc4J6fHFMTVBPg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )