UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nPKZ6N+EB7sqrr6dyHnnxloZojSkQ5IBgSHEMBftVEo=' 
WHERE 
  key_id = '4cb91ab88d728f2b597608e7cd4b25026a3ed8e661aa52a469286d534e2db9fd' 
  AND (
    token = 'nPKZ6N+EB7sqrr6dyHnnxloZojSkQ5IBgSHEMBftVEo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )