UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7i+IKnmrYrM3ex2dJvX/f9CA6KjCwhETFaetAyv+47Y=' 
WHERE 
  key_id = 'a3547331d79e9f14f291282cacb1a602e04dd060801eceb26df14de0ff9791e7' 
  AND (
    token = '7i+IKnmrYrM3ex2dJvX/f9CA6KjCwhETFaetAyv+47Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )