UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rOkVcYtUkI+vy9DsLAVUIugqMV5EtlUDc72LACDKLFg=' 
WHERE 
  key_id = 'c976e7c03b1df701cc6e04d7844d5de2c8a4b3ff924d375e854fbfcf8401b2c9' 
  AND (
    token = 'rOkVcYtUkI+vy9DsLAVUIugqMV5EtlUDc72LACDKLFg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )