UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zM4RJbKtKW91hAZ1oC/tJB7glWCM0+WS2C6Gy3Nm5zs=' 
WHERE 
  key_id = 'b66c253d501a485f62a5023607591bd251fa060e8e4de91636c2010de51a0821' 
  AND (
    token = 'zM4RJbKtKW91hAZ1oC/tJB7glWCM0+WS2C6Gy3Nm5zs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )