UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BHGm1gVmLHjJYXYjO6EtpXKiav6ZMZx5aym9w/EyZGs=' 
WHERE 
  key_id = '52c3abac1657ad35acd5c72f3b069cf618b4f899b93c1555accd7585022bc0f3' 
  AND (
    token = 'BHGm1gVmLHjJYXYjO6EtpXKiav6ZMZx5aym9w/EyZGs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )