UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KJ6DpE8oG92Y1XBkHCp0jG+rnkxNQYik/HmFKWqq1SM=' 
WHERE 
  key_id = '4cdb1e80517c60f6fbc5b1b84ccf7679d5a663c77080bcf54d092263f1375952' 
  AND (
    token = 'KJ6DpE8oG92Y1XBkHCp0jG+rnkxNQYik/HmFKWqq1SM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )