UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SvlyUKPtpyBlOVYzm63sUnPc7iVzK7fiAoMgSuOkeNg=' 
WHERE 
  key_id = 'f84479bb9706012dc1216661efcc3d89a917ff7053e4acf1dc9edcb6142f6892' 
  AND (
    token = 'SvlyUKPtpyBlOVYzm63sUnPc7iVzK7fiAoMgSuOkeNg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )