UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R2X5wQqDDHDoW0Okw2Sm4JFcPKp82Wt9DfZolPyVsso=' 
WHERE 
  key_id = '2b7e72b4d399dec0ba0bed18599c889054cb9ca640781dba1256fb92802e0926' 
  AND (
    token = 'R2X5wQqDDHDoW0Okw2Sm4JFcPKp82Wt9DfZolPyVsso=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )