UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ur5C1w3ht94bX6ilZtWKPEUJmIWk8KhgrRMnT2t9/LQ=' 
WHERE 
  key_id = 'bee771075fcfb593bcc4bb73c2ea0a6a24e3e15a68dc1afc35845a449d496d13' 
  AND (
    token = 'ur5C1w3ht94bX6ilZtWKPEUJmIWk8KhgrRMnT2t9/LQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040