UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R4HAnrketnV30Ave+WG57luN3X38zascfPb7B3usr0s=' 
WHERE 
  key_id = '1ebe039506bf81c315e57c2a8549ad56044f435ebc03ff4e787c95df6f134473' 
  AND (
    token = 'R4HAnrketnV30Ave+WG57luN3X38zascfPb7B3usr0s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )