UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EwMNhiABi4dfSP/EKxpJ2vq+ze6lKs0b0fIdNTHeDaY=' 
WHERE 
  key_id = 'ce8f9b94a08fe10f0afad1b44e4cce51d0715b1e448a3665e1eddcd82ee36e95' 
  AND (
    token = 'EwMNhiABi4dfSP/EKxpJ2vq+ze6lKs0b0fIdNTHeDaY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )