UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sBHnLbspG7sv0nA2xMuVaRlHpEdBsrW4XCcsYTzF1xQ=' 
WHERE 
  key_id = 'adc4f0c1f8dd2b39d8e11a903de5f11ca8eb61d2fe972f4ef2e71838dd7f42c5' 
  AND (
    token = 'sBHnLbspG7sv0nA2xMuVaRlHpEdBsrW4XCcsYTzF1xQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040