UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KQLZtX8V86Cc87DBmEVja7KiUZbum58NwZzVTO7nx3E=' 
WHERE 
  key_id = '748200d9b148310b4a2578af6a62f29a975ea6516c8d6ef5dfa78e95422fee4d' 
  AND (
    token = 'KQLZtX8V86Cc87DBmEVja7KiUZbum58NwZzVTO7nx3E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )