UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ENF+B1UDSaPtAIUspjLroXwjS6jhSJaoAkkEnonZkQY=' 
WHERE 
  key_id = '50d6798e4af2d4514b3cec43765046a1c04544230eb4af3e36612213e52728e1' 
  AND (
    token = 'ENF+B1UDSaPtAIUspjLroXwjS6jhSJaoAkkEnonZkQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )