UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pvB9tuAFdwavanOp4XTYO3slT5Qf3M3nlmNdsfICWhY=' 
WHERE 
  key_id = 'cfeb20c5eb3492d8008b7e6904ac68d1e9f0bbd25daf58234f491be9348e746b' 
  AND (
    token = 'pvB9tuAFdwavanOp4XTYO3slT5Qf3M3nlmNdsfICWhY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00024