UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WHdh6gAWYXAdUkQJGSEgyvBIxCcZfg7hLQXW/+Ywx4A=' 
WHERE 
  key_id = '65fbe8a9e88945ac90bad9442ef593d4582a1744c1c23899cafda56f8c0e8ce2' 
  AND (
    token = 'WHdh6gAWYXAdUkQJGSEgyvBIxCcZfg7hLQXW/+Ywx4A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033