UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6O81WqAzkzRRDMm2KYvqOSvADqCEl6moLamwnysu0g8=' 
WHERE 
  key_id = 'c1ead020cb04688f53d15587956bc06d69cac5557382637a534623f0ee5b1ab3' 
  AND (
    token = '6O81WqAzkzRRDMm2KYvqOSvADqCEl6moLamwnysu0g8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )