UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l7U6y71IFHQ32yOqJwB+oYDNGzK/2C2grJ7+2jGet/c=' 
WHERE 
  key_id = '765818e75e6d09f48f63db874657779401a0bf5cd056d3d940d07f5d8f4c390d' 
  AND (
    token = 'l7U6y71IFHQ32yOqJwB+oYDNGzK/2C2grJ7+2jGet/c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )