UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6bZU7RP3QNqLbtMMagX3ddU4E8j5q3FliCXNV28OFYs=' 
WHERE 
  key_id = '4a3cfaa3453e41a696d6688087f515a10203c378c29440cd3745dbee4b578c66' 
  AND (
    token = '6bZU7RP3QNqLbtMMagX3ddU4E8j5q3FliCXNV28OFYs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )