UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nzt2jIL6SUX+ZBvCt4W5l8HCNt/AICh2ahXg4gKrgNs=' 
WHERE 
  key_id = 'b3dacd7d0aa0e585e85019124f4292fef4940b6d1f92eb979f4998d2ae5a9f19' 
  AND (
    token = 'Nzt2jIL6SUX+ZBvCt4W5l8HCNt/AICh2ahXg4gKrgNs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00045