UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g9TOVeIbj7/ILM5E8jDv4H+HYqcXhplHIJkFYn5Cpts=' 
WHERE 
  key_id = 'dbb011533b1e1151ef49b3a33238886f7c0964b8c6d25339e7354509928b4a0d' 
  AND (
    token = 'g9TOVeIbj7/ILM5E8jDv4H+HYqcXhplHIJkFYn5Cpts=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023