UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ELtMJL314DvnQm4QUzzmBqjg2Q0SY+WNKrWvKn/csaY=' 
WHERE 
  key_id = '87ae99f6bd658150594ac581d1952eb8bd92baaf7e336017615f568990ecc935' 
  AND (
    token = 'ELtMJL314DvnQm4QUzzmBqjg2Q0SY+WNKrWvKn/csaY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )