UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7eUfBRLtjkNf9EknrG/Ns8yrns5C5/ud+NKc+Mry8NQ=' 
WHERE 
  key_id = 'a2f8bf4dc9ee8681547d5c6bd7cf0e03f81425e0e82af54e438d822a0ba7cc16' 
  AND (
    token = '7eUfBRLtjkNf9EknrG/Ns8yrns5C5/ud+NKc+Mry8NQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )