UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ex6NcE+VE8iNA6eKsJCSKbd7U82bkCXirx9DqsGDQMs=' 
WHERE 
  key_id = '53e5bae8f32fa9a7507ec5c872e1e2d409291c8034249c6896bf4cf524d138aa' 
  AND (
    token = 'Ex6NcE+VE8iNA6eKsJCSKbd7U82bkCXirx9DqsGDQMs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )