UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j3fW/UtzEOB7/21zcd1jKzzCY5edJnGZOxj0yTI6WS0=' 
WHERE 
  key_id = '6c27a6449550c161bad464f61051773dee0fea568c2c321cbbdbbafab274e966' 
  AND (
    token = 'j3fW/UtzEOB7/21zcd1jKzzCY5edJnGZOxj0yTI6WS0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )