UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zYWOQu/m+ZEcdIhFqgq2q6fRcOIDLFIG0ykBbsoBksU=' 
WHERE 
  key_id = '7637ba1647ec6bff554323ac64aa047b83ec873bf57b2e04726182d7b3365d04' 
  AND (
    token = 'zYWOQu/m+ZEcdIhFqgq2q6fRcOIDLFIG0ykBbsoBksU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )