UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bxSUj/6AvFuRo6BzB1/0MCU55h9iX31FlTD7CIqHRe8=' 
WHERE 
  key_id = '8f6312a1d94554a86ad42495bf3733369e4c75c79e6e6b70a62a098976f72d7e' 
  AND (
    token = 'bxSUj/6AvFuRo6BzB1/0MCU55h9iX31FlTD7CIqHRe8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )