UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C/tRKHqIPdB0KKZwhTPF9FsrodpabhGVCiXxlVT3Zy8=' 
WHERE 
  key_id = '794fcd13ae965743937083f8fe2b7eb994cf4bdbb94c01d05de77a4d2abc37bc' 
  AND (
    token = 'C/tRKHqIPdB0KKZwhTPF9FsrodpabhGVCiXxlVT3Zy8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )