UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nqcDfNt+9ajzsL+/8LHv4IVin4mt7yQT5HHf0W2OmOM=' 
WHERE 
  key_id = 'b4a50ecb8e4129b66a18a28091b7640c0134cd4e04bd63880d819a663f9a8527' 
  AND (
    token = 'nqcDfNt+9ajzsL+/8LHv4IVin4mt7yQT5HHf0W2OmOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )