UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MMdWDe50IqZfNTjPA/l2wX3bLFI7qtc2DdtnE9L7h8c=' 
WHERE 
  key_id = 'df2b55c6dd3ee9c7e2d21a6d54dc27d2c6aed72d59f71d5600f557cca3ffd75d' 
  AND (
    token = 'MMdWDe50IqZfNTjPA/l2wX3bLFI7qtc2DdtnE9L7h8c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )