UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mqKTq583N/6Puhrqbw903rtZvQZW/6wLSMmC7UNEOZM=' 
WHERE 
  key_id = '552b68400680ff8b80de880f3b7befd103430959ce5f17568b601b7684527e96' 
  AND (
    token = 'mqKTq583N/6Puhrqbw903rtZvQZW/6wLSMmC7UNEOZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )