UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c0/kchwHHrmuaZP8tVEqDiGdEC8qw58kgO5Q7ag8bd8=' 
WHERE 
  key_id = '6a8f036769f208f250926aed6f50b0596bcc17003e4a36065bf3860ce470c55c' 
  AND (
    token = 'c0/kchwHHrmuaZP8tVEqDiGdEC8qw58kgO5Q7ag8bd8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )