UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MhX5bA5CxQO5GTfWpAOr5Mrew76KQP4cS2jZ9/3rxU0=' 
WHERE 
  key_id = '50150b146be92bd7c4bcd4ebcbd2e1459bb00d7a38444edc4bfd470f6ec97a0c' 
  AND (
    token = 'MhX5bA5CxQO5GTfWpAOr5Mrew76KQP4cS2jZ9/3rxU0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )