UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zHMiSBXRnQ0a0d/KTvAcMjIqDniw4AtTReSI0e+Uz5Q=' 
WHERE 
  key_id = '68bff78a28031f97d4c6143b8f76b6cdcabfa2d74e7246ef1603ee8d86b0d8c4' 
  AND (
    token = 'zHMiSBXRnQ0a0d/KTvAcMjIqDniw4AtTReSI0e+Uz5Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )