UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ExGB9pAkzvMDUWHqE0LID6d2N5b79c7skp7t9YN/uoQ=' 
WHERE 
  key_id = 'dc3acd8693e518fb1d9d76cebfda2f525cf07aad01c8f446e0c3b07547d4ead0' 
  AND (
    token = 'ExGB9pAkzvMDUWHqE0LID6d2N5b79c7skp7t9YN/uoQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )