UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z8Ad7a5O0JJkBiG4g2ubggNdnQSpWyi3kQghfNNHTRk=' 
WHERE 
  key_id = '97c943dd0a933627ca0c3e43e20c18de3f217846d5fc8f3fc222ce1ab8d78a49' 
  AND (
    token = 'z8Ad7a5O0JJkBiG4g2ubggNdnQSpWyi3kQghfNNHTRk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )