UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MKA/gZ0G9Qpx7OHD8Jh66Q2MO5LmxSV62pNHAItQPRc=' 
WHERE 
  key_id = '84effb375e3113f4b43ea454dcdedb8381b1c9e7c7d986f907772aef9822a68f' 
  AND (
    token = 'MKA/gZ0G9Qpx7OHD8Jh66Q2MO5LmxSV62pNHAItQPRc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )