UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TlG+GAtvUal1DG0WXsx57NCT9wdq1MYGW6kwbFzBzfI=' 
WHERE 
  key_id = 'db1b5582f25962aa6203ea1125c6176db508136d18675852b055517b881b6195' 
  AND (
    token = 'TlG+GAtvUal1DG0WXsx57NCT9wdq1MYGW6kwbFzBzfI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )