UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hmO9v97fnYl6dqDxqy6NuSPW6zkUBoA4vET1MBbocFk=' 
WHERE 
  key_id = 'd393113e7ea603bc4c7deaac2de48a0a06338783dc6df443df850d88fb65c554' 
  AND (
    token = 'hmO9v97fnYl6dqDxqy6NuSPW6zkUBoA4vET1MBbocFk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )