UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BPzukzTIOUFXZVuV5a1wfOvKu3z3ZqyDjQpCTp3ITOI=' 
WHERE 
  key_id = '27f22d8f7db0c5b6a525d20eb05c361d36448988bdf610f74745f2c47da3c874' 
  AND (
    token = 'BPzukzTIOUFXZVuV5a1wfOvKu3z3ZqyDjQpCTp3ITOI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )