UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'chi7DHgPTwCPsAITszrBhWVrU3da3lnTqndONrct2NU=' 
WHERE 
  key_id = '42b968dbe013fe859843e0860c18cdbf0dc89c5bd1531f09233bbf39def716c8' 
  AND (
    token = 'chi7DHgPTwCPsAITszrBhWVrU3da3lnTqndONrct2NU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027