UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nb+myyiz0eUusFWnNeIBLS78OYFOJabsRtSVkKeWIic=' 
WHERE 
  key_id = 'a833df7f8c5f6fbcefe4e258cd92518b4e445bba29c37ef7d65c739b3ec26741' 
  AND (
    token = 'nb+myyiz0eUusFWnNeIBLS78OYFOJabsRtSVkKeWIic=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )