UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zLycYgXbHbYp1GKCW+xMfCA9ei1AE0rxYMPOPE8BPJ0=' 
WHERE 
  key_id = '4c87e1867b342fa1aaffdf416835b89fa17991d33787fa9b552eaeb71a480252' 
  AND (
    token = 'zLycYgXbHbYp1GKCW+xMfCA9ei1AE0rxYMPOPE8BPJ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )