UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MmVCQhEQpWou1Iz0BvE0ATx17WMsJE9vHew/KHsu4xc=' 
WHERE 
  key_id = '6fa0b7d5416e412d0181662ddd727875f2b0bde3c1bd66fc412ab98f36478c7b' 
  AND (
    token = 'MmVCQhEQpWou1Iz0BvE0ATx17WMsJE9vHew/KHsu4xc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )