UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KMdILF9R/vUlSHIaWUcG+fWExEoapQ0pCHS+C2qAavM=' 
WHERE 
  key_id = '50d7fd4d7323a71ee7d150492a0bb587bde8def97790d0a1258003bf0808b8f1' 
  AND (
    token = 'KMdILF9R/vUlSHIaWUcG+fWExEoapQ0pCHS+C2qAavM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )