UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ukXPZx2UkQwU4J6rtZyVumlk0XYgYoLnyJwIWYM3bss=' 
WHERE 
  key_id = '7a69cbb0a693d2a99c0f812b3eb72caf609215f24a15ba6c9d0020248db3edb0' 
  AND (
    token = 'ukXPZx2UkQwU4J6rtZyVumlk0XYgYoLnyJwIWYM3bss=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030