UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'idXPeL14yOFBeqDkLGjDpAiSyBPTNIEsHstAuxGq9MA=' 
WHERE 
  key_id = 'e19348235023efc6db09b55f944db2fe871ffada0ad83c56f4aba91ad43242e6' 
  AND (
    token = 'idXPeL14yOFBeqDkLGjDpAiSyBPTNIEsHstAuxGq9MA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029