UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WWrHINwMAJRhCv5t6Fe0PpM68N9P8ObBDWTPmG70gHg=' 
WHERE 
  key_id = '28e1496fe8ef768b94c70036a6f7245f56f0721cd616ddf6633797e6405bc9b8' 
  AND (
    token = 'WWrHINwMAJRhCv5t6Fe0PpM68N9P8ObBDWTPmG70gHg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )