UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mL4pTwHmOyuFNz3NgPXr2h0hh3yNe5OMTiXgqAKfmFA=' 
WHERE 
  key_id = '1a61a455bd614dd64e7b516b645fbbd90df11651fc2a529b86d31c932a4acf98' 
  AND (
    token = 'mL4pTwHmOyuFNz3NgPXr2h0hh3yNe5OMTiXgqAKfmFA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036