UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7GXN5k+oCcuQU3knRxFWyUr5ntEm3bKSPfPcWZ/U3hM=' 
WHERE 
  key_id = '793e3ed8121f1448365de4aa963a08c513a965982655753421621663b55333df' 
  AND (
    token = '7GXN5k+oCcuQU3knRxFWyUr5ntEm3bKSPfPcWZ/U3hM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )