UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/OWBBAjQP3F3reIQqTZ0V8szldL2iBxSGzgyZLrc7x0=' 
WHERE 
  key_id = '50c2612b041be33cc93df2c2c4f263443051d004fb6aadfc7fec7fdf3953cac8' 
  AND (
    token = '/OWBBAjQP3F3reIQqTZ0V8szldL2iBxSGzgyZLrc7x0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )