UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'he9xFa34t1r2N6uYduLEphEYIMPY9DOLn3zJWYbDOS8=' 
WHERE 
  key_id = '16f01476ee1d1bc5732e59d32c39b4bfa14297aa5e9eacb056ca2907c27b9827' 
  AND (
    token = 'he9xFa34t1r2N6uYduLEphEYIMPY9DOLn3zJWYbDOS8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )