UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xQJr+qldvH2L06cqzsa0K4rOjqWebBywUF1PdVhuWo8=' 
WHERE 
  key_id = '2bcbf31af2f96326496db6f5a3a3ffc8f3fa1f5e52004a6cf0220f37af8cd974' 
  AND (
    token = 'xQJr+qldvH2L06cqzsa0K4rOjqWebBywUF1PdVhuWo8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )