UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r48Hk+wePZsXu9bExa7KQLsG7GIkZ8XlmMgEePxbtyg=' 
WHERE 
  key_id = '9544fac1e12cf9e7e5b88089bd5c9c39ad5b533e1b4aea57b89fbc5ae4d58b43' 
  AND (
    token = 'r48Hk+wePZsXu9bExa7KQLsG7GIkZ8XlmMgEePxbtyg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )