UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HusOf4NtTt31A75+Lf9HoWUxdPVTNPAunpz09Zq/Ya4=' 
WHERE 
  key_id = 'ca39702055563d67031a92365cd55d3849a965809da0361e28674c5aa2cc9cb1' 
  AND (
    token = 'HusOf4NtTt31A75+Lf9HoWUxdPVTNPAunpz09Zq/Ya4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027