UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NulTjEH/ov8mG1/eKbkqmbuVlxKtAetrhJv+aUDgF04=' 
WHERE 
  key_id = '8478a820c1afd848146f53d3886a663cc89beed51136c269ba643c776b695dc9' 
  AND (
    token = 'NulTjEH/ov8mG1/eKbkqmbuVlxKtAetrhJv+aUDgF04=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )