UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CHRXZFeJWuxGc/gXUtq1ZstsmKmrb8Pts6HALKqVckU=' 
WHERE 
  key_id = '294d26e5945e2e314b935503ff6f8e3f939b42f1ae06dcbd3a53be7664ad47d3' 
  AND (
    token = 'CHRXZFeJWuxGc/gXUtq1ZstsmKmrb8Pts6HALKqVckU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )