UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Th6ZgLRmmKW4Cx0tceJbEjgHXvxITi644wdUD3VPwqI=' 
WHERE 
  key_id = '2b90793a5979b1f38153cc1419ce6af39c9747e6e68facc760a8e06f6ced31a8' 
  AND (
    token = 'Th6ZgLRmmKW4Cx0tceJbEjgHXvxITi644wdUD3VPwqI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )