UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I4a/+/qdvVB3eKsgL6a1JaARZ9LM6nP601DjGgLETes=' 
WHERE 
  key_id = 'b5a0135ef5a2e83e6cabc06401f3086b304672dd51d6c8dd3554681170863c1e' 
  AND (
    token = 'I4a/+/qdvVB3eKsgL6a1JaARZ9LM6nP601DjGgLETes=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )