UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RDt4u8XAQdski7aegwZlF/LTGrXnqUJxS0fbMRW/BCM=' 
WHERE 
  key_id = 'ffc8674de268f152bb64c96825cf56d582702d658694705b5cd5508a0a14b83e' 
  AND (
    token = 'RDt4u8XAQdski7aegwZlF/LTGrXnqUJxS0fbMRW/BCM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )