UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yLc+e8brTbx3R4duRcfQtZ1itjvlVb/tBoZ/xm6hhKY=' 
WHERE 
  key_id = 'c871940768fbb4a925468e2f02e0f51537de2ac423831248bd0299d49882f038' 
  AND (
    token = 'yLc+e8brTbx3R4duRcfQtZ1itjvlVb/tBoZ/xm6hhKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )