UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K+CvUjK1RE/FFIaa2dx9XgM6jp0L5hvXnRtEl/eYE/4=' 
WHERE 
  key_id = '48832edcbc03bae19a78893bc32f75bdbfb8455c444069b3643d601c2a319e40' 
  AND (
    token = 'K+CvUjK1RE/FFIaa2dx9XgM6jp0L5hvXnRtEl/eYE/4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )