UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lg2qKLuoi0oiDGyGKXcRJ296ihYXzvLpVRD2sO0x/DY=' 
WHERE 
  key_id = '5b891509093d85b7321c2e92a12cb2bc1302ca2b7230179f8437f07f0eed5a63' 
  AND (
    token = 'Lg2qKLuoi0oiDGyGKXcRJ296ihYXzvLpVRD2sO0x/DY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )