UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FMLI4iol0Y5C6ldh6fDTvMHnJ862R5WqqtK9cZ8Qbtc=' 
WHERE 
  key_id = '094aca6e1cd5d88dc4d4cf5a7a2c378f8ab33713af7c2de20b3bc8e165133319' 
  AND (
    token = 'FMLI4iol0Y5C6ldh6fDTvMHnJ862R5WqqtK9cZ8Qbtc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031