UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9Mi79QgwYshKTxIVAWPIW2vDjU4qU8BjNkBHj6zQ/t4=' 
WHERE 
  key_id = '4abac499e7066c9fc7c45fafc7830dd4e124b383cdc6699c33264501972d6b78' 
  AND (
    token = '9Mi79QgwYshKTxIVAWPIW2vDjU4qU8BjNkBHj6zQ/t4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )