UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qdfMWN3ZKX7a/TasOvZqS2QVL6bge5Qi+4YYWmnVrCI=' 
WHERE 
  key_id = '509495951dddceabf9fabafa52562f11c20031c7a837d0f6b955a730189eac56' 
  AND (
    token = 'qdfMWN3ZKX7a/TasOvZqS2QVL6bge5Qi+4YYWmnVrCI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )