UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RbFTh6lDpcV+qx9FIF1a6OlA+3xopIWkwYDvwOrukkU=' 
WHERE 
  key_id = '6a4461cd9bd9f5e4270b27fd1d7c03cd0778b0b3d53e4c08dedee74cc5ded456' 
  AND (
    token = 'RbFTh6lDpcV+qx9FIF1a6OlA+3xopIWkwYDvwOrukkU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034