UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tRLbq61tG5qZtFM/eMEgGEh9R9yXX5sTHe/4uQ2YRqU=' 
WHERE 
  key_id = '8820f9b8a2378f51003f08a2a4a32326f0b92ab043c7b1802f00a10e840065e7' 
  AND (
    token = 'tRLbq61tG5qZtFM/eMEgGEh9R9yXX5sTHe/4uQ2YRqU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )