UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'avag6PHu7Ha8NcPwd+5W7ov54MskNW5LBsIKZkn4ZLk=' 
WHERE 
  key_id = '4b7cbb8a547403a358923e9843c36a2e1eb4a8a342539e73d5558682c744551b' 
  AND (
    token = 'avag6PHu7Ha8NcPwd+5W7ov54MskNW5LBsIKZkn4ZLk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )