UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IZlWcXNE8yxc1yiII0Yiw+Q6uftojzCRqE1yihlxfSI=' 
WHERE 
  key_id = 'cd4692834ec48ee6fb262e14ed3286408bc3f6c8b0014e41196cf2f475c126c8' 
  AND (
    token = 'IZlWcXNE8yxc1yiII0Yiw+Q6uftojzCRqE1yihlxfSI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00028