UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eg2DWI+X1CfJ0O7COCNGfhSrGHX06aEdrBzCxkun5Dg=' 
WHERE 
  key_id = '9b6e30adeaab28f87adffb4367659e67f86f5d89194f4476fb0fc7108a151d5b' 
  AND (
    token = 'eg2DWI+X1CfJ0O7COCNGfhSrGHX06aEdrBzCxkun5Dg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )