UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/nTxawqlo/kh9iCj8xVaReTK3a085ZigmWu3DyASOos=' 
WHERE 
  key_id = 'a1b731e4db376b442ce514caf5eafca7570157b8cd447b348632a8f895b2106f' 
  AND (
    token = '/nTxawqlo/kh9iCj8xVaReTK3a085ZigmWu3DyASOos=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )