UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Klki3FWLLmNUCrOcieCMH94oeAvzxCUHnvzokfLgOTg=' 
WHERE 
  key_id = '1535fc2dbf63f5d9d245a572f8788241f42cd369568dafacb166e79e7c6283e7' 
  AND (
    token = 'Klki3FWLLmNUCrOcieCMH94oeAvzxCUHnvzokfLgOTg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )