UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MAlO3hBVQMCpkHL9wjk3SLavvHB5JsZcOFIG+PIslXU=' 
WHERE 
  key_id = '6588f27b8a3c04a68b8c599c442dc7cbe3202a94078f235b516a8840ebae9097' 
  AND (
    token = 'MAlO3hBVQMCpkHL9wjk3SLavvHB5JsZcOFIG+PIslXU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )