UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZLa6erUssvhqz7nCwvI4Klz4x7GKkSTgRaTYnDWZdLk=' 
WHERE 
  key_id = '900dadb5fa4815cc45c7cb843dade410744ef869f9f6f2e159a5afe5a631fc36' 
  AND (
    token = 'ZLa6erUssvhqz7nCwvI4Klz4x7GKkSTgRaTYnDWZdLk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )