UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dFFj4nmxErSi0xo6g3VQLniwyykxdqyYssR7KR5W1WQ=' 
WHERE 
  key_id = '4d24e8f8abfa7f63df45b319966e0875a29a1394703f90dd0678f2efe424cd8c' 
  AND (
    token = 'dFFj4nmxErSi0xo6g3VQLniwyykxdqyYssR7KR5W1WQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )