UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sWLT2iiYah7Lh46Ty7E4DEZN1GMXrw+4odkLxMg5eBY=' 
WHERE 
  key_id = 'de2c2b580afff9a8f007770c80d9f38dda7ba6125e6b4d595add047ab34faa0b' 
  AND (
    token = 'sWLT2iiYah7Lh46Ty7E4DEZN1GMXrw+4odkLxMg5eBY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00054