UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yDMPfvF08x2TBNTYksYV7swtEvnQFJO10AdaYvPXVbw=' 
WHERE 
  key_id = 'dda2b9619840256057e418181f184f54d31830b34911063b09148c0739507c69' 
  AND (
    token = 'yDMPfvF08x2TBNTYksYV7swtEvnQFJO10AdaYvPXVbw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029