UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oOqQcTIRddfgOMhDFUmu2n6d5MCJfnRRIxOlwAZXjx0=' 
WHERE 
  key_id = '5db646d120af6c562ecfcf38d23d43db7a6412e3ea88cb58d854f63106c95c2c' 
  AND (
    token = 'oOqQcTIRddfgOMhDFUmu2n6d5MCJfnRRIxOlwAZXjx0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043