UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '50vQ/n9m7Th4AiJwROG5QgItkoXPyY2cANnvTGa0dPE=' 
WHERE 
  key_id = 'b37beac9a3f0a57f5b3bb80d62d53f9fe8141d75e0a4560103a93619de3dfc44' 
  AND (
    token = '50vQ/n9m7Th4AiJwROG5QgItkoXPyY2cANnvTGa0dPE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )