UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vkIKTna2O/wC5E+e3uFHu0UCaP/3Afk4gr9KQYrsbLs=' 
WHERE 
  key_id = 'c7a07dfc75c575751072f758dc27662e7fcb477cc9b3469957c0b405926a89d9' 
  AND (
    token = 'vkIKTna2O/wC5E+e3uFHu0UCaP/3Afk4gr9KQYrsbLs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023