UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W6sJgGXgvJEbCXDRKCspNild8UVY5uoY98fopHrN9K0=' 
WHERE 
  key_id = 'bf8502983246a49afbb0eed3761f64e256f27b4d0682b5cc2e76116b3a9bf842' 
  AND (
    token = 'W6sJgGXgvJEbCXDRKCspNild8UVY5uoY98fopHrN9K0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )